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1. Energy from the sun comes from fusion. What happens during that reaction? (Points: 3)
Hydrogen turns into helium.
Helium turns into hydrogen.
Oxygen turns into carbon dioxide.
Carbon dioxide turns into oxygen.
2. Which star is closest to earth? (Points: 3)
the Milky Way
Sirius
Polaris
the sun
3. What is the innermost layer of the sun's atmosphere called? (Points: 3)
troposphere
corona
photosphere
chromosphere
4. Using special equipment, which layer of the sun’s atmosphere is visible during a total solar eclipse? (Points: 3)
core
corona
convective zone
photosphere
5. When the moon is waning, what do we see? (Points: 3)
less and less of the moon
none of the moon
a full moon
more and more of the moon
6. What are spring tides? (Points: 3)
tides that occur when the distance between high and low tides is greatest
tides that occur when the distance between high and low tides is least
tides that occur during the spring months
tides caused by the seasons, not gravity
7. At certain times during each month, the moon is entirely invisible from earth, even on a clear night. Which phase of the moon is this? (Points: 3)
new moon
first quarter moon
full moon
third quarter moon
8. Planets form from which of the following? (Points: 3)
protoplanets
asteroids
comets
planetesimals
9. The nebular hypothesis explains the formation of which of the following? (Points: 3)
nebulae
the big bang
the solar system
the galaxy
10. Where are most of the asteroids in the solar system found? (Points: 3)
between Earth and Mars
between Mars and Jupiter
between Neptune and Pluto
past Pluto
11. When is it summer in the Northern Hemisphere? (Points: 3)
when the Northern Hemisphere is tilted toward the sun
when neither pole is receiving the most direct sunlight
during an equinox
when the Northern Hemisphere is closest to the sun
12. Which of the following causes the seasons? (Points: 3)
distance from the sun
tilt of the earth's axis
rotation of the earth on its axis
revolution of the moon around the earth
13. When do both hemispheres receive the same amount of the sun’s energy? (Points: 3)
only vernal equinox
both autumnal equinox and vernal equinox
only winter solstice
only autumnal equinox
14. How long is a lunar month? (Points: 3)
23.5 days
29.5 days
365.25 days
30 days
15. Why is only one side of the moon visible from the earth? (Points: 5)
16. Starting with a new moon, name the phases the moon will pass through before the next new moon. (Points: 5)
Hydrogen turns into helium.
Helium turns into hydrogen.
Oxygen turns into carbon dioxide.
Carbon dioxide turns into oxygen.
2. Which star is closest to earth? (Points: 3)
the Milky Way
Sirius
Polaris
the sun
3. What is the innermost layer of the sun's atmosphere called? (Points: 3)
troposphere
corona
photosphere
chromosphere
4. Using special equipment, which layer of the sun’s atmosphere is visible during a total solar eclipse? (Points: 3)
core
corona
convective zone
photosphere
5. When the moon is waning, what do we see? (Points: 3)
less and less of the moon
none of the moon
a full moon
more and more of the moon
6. What are spring tides? (Points: 3)
tides that occur when the distance between high and low tides is greatest
tides that occur when the distance between high and low tides is least
tides that occur during the spring months
tides caused by the seasons, not gravity
7. At certain times during each month, the moon is entirely invisible from earth, even on a clear night. Which phase of the moon is this? (Points: 3)
new moon
first quarter moon
full moon
third quarter moon
8. Planets form from which of the following? (Points: 3)
protoplanets
asteroids
comets
planetesimals
9. The nebular hypothesis explains the formation of which of the following? (Points: 3)
nebulae
the big bang
the solar system
the galaxy
10. Where are most of the asteroids in the solar system found? (Points: 3)
between Earth and Mars
between Mars and Jupiter
between Neptune and Pluto
past Pluto
11. When is it summer in the Northern Hemisphere? (Points: 3)
when the Northern Hemisphere is tilted toward the sun
when neither pole is receiving the most direct sunlight
during an equinox
when the Northern Hemisphere is closest to the sun
12. Which of the following causes the seasons? (Points: 3)
distance from the sun
tilt of the earth's axis
rotation of the earth on its axis
revolution of the moon around the earth
13. When do both hemispheres receive the same amount of the sun’s energy? (Points: 3)
only vernal equinox
both autumnal equinox and vernal equinox
only winter solstice
only autumnal equinox
14. How long is a lunar month? (Points: 3)
23.5 days
29.5 days
365.25 days
30 days
15. Why is only one side of the moon visible from the earth? (Points: 5)
16. Starting with a new moon, name the phases the moon will pass through before the next new moon. (Points: 5)