2. How hot is
the sun?
The average temperature
of the sun is 5600 degrees
K (Kelvin)
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3. What type
of star is our
sun?
Our sun is a yellow star.
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es.net
4. Gases of the
sun
Our sun is made up
largely of helium and
hydrogen.
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5. How does
the sun get
its energy?
Nuclear fusion of helium
and hydrogen gives off
huge amounts of energy
and light.
www.e-
education.psu.edu
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6. What are
the layers of
the sun?
From the center out:
Core
Photosphere
Chromosphere
Corona
http://en.wikipedia.org/wi
ki/File:Sun_poster.svg
7. The layers of
the sun are:
From the center out:
Core
Photosphere
Chromosphere
Corona
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12. The sun’s
activities can
cause
damage on
Earth.
Solar activities can:
a. cause auroras
b. disrupt radio
communication
c. damage satellites
www.Wikipedia.com
NASA.gov
17. Photosynthesis
Plants make their energy
through a process called
photosynthesis.
www.e-education.psu.edu
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18. equation
• 6CO2 + 12H2O + light → C6H12O6 + 6O2 + 6H2O
The equation for
photosynthesis
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19. Energy
All organisms need
energy to survive. Some,
like green plants, can
make their own food
through photosynthesis.
Animals, however, must
eat to get food for
energy. Animals may eat
plants, other animals, or
both.
Publicdomainpictures.net
www.freeimages.co.uk
20. The sun
Huge, very hot, needed
for life to exist on Earth.
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