LIGHT

SOUND
LIGHT

Definition:

SOUND
LIGHT

Definition:

SOUND
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

SOUND
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…

SOUND
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...-

SOUND
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
..-

SOUND
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT

Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
.- SHAPE
.- COLOUR
.-...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

Type of energy
that some
bodies can emit
and is visible
by the eye.

We can see…
...
LIGHT
Propagation of light:
Definition:

SOUND
Definition:

Propagation of sound:

.-

.-

..-

.._______Km/sg.(__________...
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Light & sound.diagram. englishl

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Light & sound.diagram. englishl

  1. 1. LIGHT SOUND
  2. 2. LIGHT Definition: SOUND
  3. 3. LIGHT Definition: SOUND
  4. 4. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. SOUND
  5. 5. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… SOUND
  6. 6. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… ...- SOUND
  7. 7. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE ..- SOUND
  8. 8. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SOUND
  9. 9. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE SOUND
  10. 10. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: SOUND
  11. 11. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: ...- SOUND
  12. 12. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL ..- SOUND
  13. 13. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- SOUND
  14. 14. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … _____________ SOUND
  15. 15. LIGHT Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light SOUND
  16. 16. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light SOUND
  17. 17. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light ...- SOUND
  18. 18. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT ..- SOUND
  19. 19. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND
  20. 20. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) SOUND
  21. 21. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) _______Km/sg.(_____________) SOUND
  22. 22. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND
  23. 23. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: SOUND
  24. 24. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: ...- SOUND
  25. 25. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. ..- SOUND
  26. 26. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- SOUND
  27. 27. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE SOUND
  28. 28. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: SOUND
  29. 29. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .....- Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light ....- SOUND
  30. 30. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: ........- SOUND
  31. 31. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .......- SOUND
  32. 32. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: ......- SOUND
  33. 33. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .....- SOUND
  34. 34. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) ....- SOUND
  35. 35. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: ...- SOUND
  36. 36. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens ..- SOUND
  37. 37. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- SOUND
  38. 38. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: SOUND
  39. 39. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: _________ _______ SOUND
  40. 40. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours SOUND
  41. 41. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours SOUND Definition:
  42. 42. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours SOUND Definition:
  43. 43. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours SOUND Definition: Form of energy produced by objects when they vibrate
  44. 44. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics:
  45. 45. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .......-
  46. 46. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: ......-
  47. 47. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .....-
  48. 48. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW ....-
  49. 49. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: ...-
  50. 50. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH ..-
  51. 51. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .-
  52. 52. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY:
  53. 53. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound
  54. 54. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound:
  55. 55. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: .Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Propagation of sound: Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound ..-
  56. 56. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT ..-
  57. 57. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .-
  58. 58. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED:
  59. 59. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: ____m/sg. (_______________________)
  60. 60. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (_______________________)
  61. 61. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum)
  62. 62. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts:
  63. 63. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- .-
  64. 64. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: .-
  65. 65. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: is the reflection of sound produced by an obstacle. .-
  66. 66. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: is the reflection of sound produced by an obstacle. .- NOISE:
  67. 67. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: is the reflection of sound produced by an obstacle. .- NOISE: unpleasant and irritating sound.
  68. 68. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: is the reflection of sound produced by an obstacle. .- NOISE: unpleasant and irritating sound. Produces: _________ _____________
  69. 69. LIGHT Propagation of light: Definition: Type of energy that some bodies can emit and is visible by the eye. We can see… .- SHAPE .- COLOUR .- SIZE Light sources: .- NATURAL .- ARTIFICIAL .- The rest of bodies … Reflect light .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- LIGHT SPEED (very fast) 300.000 Km/sg.(through vacuum) SOUND Definition: Form of energy produced by objects when they vibrate Propagation of sound: .- IT MOVES STRAIGHT .- IN ALL DIRECTIONS .- SOUND SPEED: 340 m/sg. (It can’t propagate in vacuum) Materials can be: .- TRANSPARENT. .- TRANSLUCENT .- OPAQUE Properties of light: .- REFLECTION: .- Plane mirrors: .- Curved mirrors: .- Concave (bigger) .- Convex (smaller) .- REFRACTION: .- Convex lens .- Concave lens .- DISPERSION: White light 7 colours Characteristics: .- INTENSITY: .- LOUD .- LOW .- TONE: .- HIGH .- BASS or LOW .- QUALITY: makes possible to distinguish the source of sound Other concepts: .- ECHO: is the reflection of sound produced by an obstacle. .- NOISE: unpleasant and irritating sound. Produces: NOISE POLLUTION
  70. 70. LIGHT Propagation of light: Definition: SOUND Definition: Propagation of sound: .- .- ..- .._______Km/sg.(_____________) ____ m/sg. (_______________________) Materials can be: We can see… ...- ...Properties of light: ..- _____ mirrors: .- ______mirrors: ..- Light sources: ...- The rest of bodies … _____________ Characteristics: .- ___________: ...- _____: ...- _________: Other concepts: .- : .- : Produces: ..- _________ lens .- _________ lens ._________ _______ ________ ______________

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