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Properties of Matter (7th grade)
- 1. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| INTRODUCION to MATTER S.I Ignacio Anguera de Sojo
- 2. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com|
- 3. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 1.- matter: What is matt
- 4. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 1.- matter: Matter is anything that has mass and takes up space What is matt
- 5. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 1.- matter: Matter is anything that has mass and takes up space What is matt Which two properties has all matter?
- 6. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 1.- matter: Matter is anything that has mass and takes up space What is matt Which two properties has all matter?
- 7. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 1.- matter: Matter is anything that has mass and takes up space What is matt Which two properties have all matter? My cat has mass and take up space, so it is MATTER!!!
- 8. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 2.- Atoms: What is matt
- 9. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 2.- Atoms: What is matt Atom: building block of matter. Is the smallest unit of an element that maintains the properties of the element • Metals: shiny, good conductors of heat & current, malleable & ductile • Non-metals: Dull, poor conductors, brittle • Metalloids: Mix of metals and non metal properties
- 10. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 2.- Atoms: Atom: building block of matter. Is the smallest unit of an element that maintains the properties of the element • Metals: shiny, good conductors of heat & current, malleable & ductile • Non-metals: Dull, poor conductors, brittle • Metalloids: Mix of metals and non metal properties What is matt Which are the differences between metals an non-metals?
- 11. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 2.- Atoms: Atom: building block of matter. Is the smallest unit of an element that maintains the properties of the element • Metals: shiny, good conductors of heat & current, malleable & ductile • Non-metals: Dull, poor conductors, brittle • Metalloids: Mix of metals and non metal properties What is matt Which are the differences between metals and non-metals? Thor hammer is metal. Malleable and ductile… far from brittle!
- 12. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 3.- Pure substances: What is matt
- 13. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 3.- Pure substances: Pure substances: form only by one type of atom or molecule with definite chemical/physical properties. Two types: • Elements: a single type of atom • Compounds: single type of molecule What is matt
- 14. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 3.- Pure substances: Pure substances: form only by one type of atom or molecule with definite chemical/physical properties. Two types: • Elements: a single type of atom • Compounds: single type of molecule What is matt Which are the differences between elements and compounds?
- 15. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 3.- Pure substances: Pure substances: form only by one type of atom or molecule with definite chemical/physical properties. Two types: • Elements: a single type of atom • Compounds: single type of molecule What is matt Which are the differences between elements and compounds? Uranium is the radioactive element that contains the atomic bomb (Little Boy) detonated over the Japanese city of Hiroshima.
- 16. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 4.- Mixtures: What is matt
- 17. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 4.- Mixtures Mixtures: Contains two or more pure substances. Can be physically separated. Two types: • Homogeneous: is the same throughout •Solutions: small particles (salt water) •Colloids: bigger particles than solutions (clouds, gelatin) • Heterogeneous: uniformly mixed •Suspensions: particles are much larger What is matt
- 18. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 4.- Mixtures Mixtures: Contains two or more pure substances. Can be physically separated. Two types: • Homogeneous: is the same throughout •Solutions: small particles (salt water) •Colloids: bigger particles than solutions (clouds, gelatin) • Heterogeneous: uniformly mixed •Suspensions: particles are much larger What is matt
- 19. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 4.- Mixtures Mixtures: Contains two or more pure substances. Can be physically separated. Two types: • Homogeneous: is the same throughout •Solutions •Colloids • Heterogeneous: uniformly mixed •Suspensions What is matt Which are the differences between solutions, colloids and suspensions?
- 20. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Lu nc h 4.- Mixtures Mixtures: Contains two or more pure substances. Can be physically separated. Two types: • Homogeneous: is the same throughout •Solutions •Colloids • Heterogeneous: uniformly mixed •Suspensions What is matt Which are the differences between solutions, colloids and suspensions? I like to have lunch with a solution of carbonated water, sweetener and flavorings….. SODA!
- 21. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Lu nc h 5.- Physical Properties What is matt
- 22. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 5.- Physical Properties: Physical property: characteristic of a substance that can be observed or measured without changing the matter’s identity. Ex: color, shape, odor, texture, thermal/electrical conductivity, state, density, solubility, ductility… What is matt
- 23. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 5.- Physical Properties: Physical property: characteristic of a substance that can be observed or measured without changing the matter’s identity. Ex: color, shape, odor, texture, thermal/electrical conductivity, state, density, solubility, ductility… What is matt Which are the characteristics of physical properties?
- 24. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 5.- Physical Properties: Physical property: characteristic of a substance that can be observed or measured without changing the matter’s identity. Ex: color, shape, odor, texture, thermal/electrical conductivity, state, density, solubility, ductility… What is matt Which are the characteristics of physical properties? I love all physical properties of my girlfriend: the color of ther eyes, the texture of her skin, the shape of her lips…
- 25. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| 5.- Physical Properties: Mass and weight What is matt
- 26. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Mass: amount of matter in an object. Always constant. Units: kg, g, mg. Weight: measure of the gravitational force in an object (N). What is matt 5.- Physical Properties: Mass and weight
- 27. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Mass: amount of matter in an object. Always constant. Units: kg, g, mg. Weight: measure of the gravitational force in an object (N). What is matt Which are the differences between mass and weight? 5.- Physical Properties: Mass and weight
- 28. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Mass: amount of matter in an object. Always constant. Units: kg, g, mg. Weight: measure of the gravitational force in an object (N). What is matt Which are the differences between mass and weight? It remains me to the images of Neil Armstrong walking in the moon in 1969. "That's one small step for a man, one giant leap for mankind". 5.- Physical Properties: Mass and weight
- 29. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume: amount of space occupied by an object (L, mL, m3, cm3). To measure: • Liquid: graduated cylinder (bottom meniscus) • Regular shape: V = length x width x height • Irregular shape: volume of water displaced What is matt 5.- Physical Properties: Volume
- 30. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume: amount of space occupied by an object (L, mL, m3, cm3). To measure: • Liquid: graduated cylinder (bottom meniscus) • Regular shape: V = length x width x height • Irregular shape: volume of water displaced What is matt Which three ways we have to measure volume? 5.- Physical Properties: Volume
- 31. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume: amount of space occupied by an object (L, mL, m3, cm3). To measure: • Liquid: graduated cylinder (bottom meniscus) • Regular shape: V = length x width x height • Irregular shape: volume of water displaced What is matt Which three ways we have to measure volume? Beaker 5.- Physical Properties: Volume
- 32. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt Which three ways we have to measure volume? The milk we drink at home comes in a regular shape container and it takes up a volume of one liter. Volume: amount of space occupied by an object (L, mL, m3, cm3). To measure: • Liquid: graduated cylinder (bottom meniscus) • Regular shape: V = length x width x height • Irregular shape: volume of water displaced 5.- Physical Properties: Mass and weight
- 33. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Meniscus: When we put a liquid on a graduated cylinder it forms a curve called MENISCUS What is matt 5.- Physical Properties: Mass and weight
- 34. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume of Irregular Shaped Solid What is matt Archimedes' principle indicates 5.- Physical Properties: Volume
- 35. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume of Irregular Shaped Solid What is matt Archimedes' principle indicates The upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body displaces 5.- Physical Properties: Volume
- 36. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Volume of Irregular Shaped Solid What is matt 5.- Physical Properties: Volume
- 37. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt 5.- Physical Properties: Volume
- 38. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt 5.- Physical Properties: Density
- 39. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt 5.- Physical Properties: Density Density: is the relationship between mass and volume (g/mL). DENSITY
- 40. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt 5.- Physical Properties: Density Density: is the relationship between mass and volume (g/mL). Which of the following liquids has more density? And less density?
- 41. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt 5.- Physical Properties: Density Density: is the relationship between mass and volume (g/mL). Which of the following liquids has more density? And less density? It remains me the oil spills responsible of environmental disasters.
- 42. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| Physical and Chemical changes6.- Chemical Properties
- 43. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt Chemical property: describe a substance’s ability to participate in chemical reactions (reactivity, flammability). 6.- Chemical Properties
- 44. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt Chemical property: describe a substance’s ability to participate in chemical reactions (reactivity, flammability). Which characteristics have all chemical reactions? 6.- Chemical Properties
- 45. P: 555.123.4568 F:555.123.4567 123 West Main Street, New York, NY 10001 www.rightcare.com| What is matt Chemical property: describe a substance’s ability to participate in chemical reactions (reactivity, flammability). If you cut an apple, the flesh of apples turn brown due to oxidation. Which characteristics have all chemical reactions? 6.- Chemical Properties