Astronomy Worksheets With Answers - Georgia Milestones Page 5
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11Georgia Milestones Practice Test 1 (GaMT1)
15. When the Moon goes through Earth's shadow, we see a
A. solar eclipse.
B. lunar eclipse.
C. total eclipse.
D. planetary eclipse.
16. Venus is completely enveloped in clouds that hide its surface from view on Earth. Which statement is also true
about these clouds?
A. They keep the surface cool.
B. They produce sulfuric acid rain.
C. They are mostly made of water.
D. They are caused by volcanoes.
17. A comet is largely made up of
A. iron and nickel.
B. rock.
C. petroleum.
D. water and ice.
18. We can be sure that the Milky Way galaxy we live in is a spiral galaxy rather than an elliptical galaxy because
A. it has curved arms.
B. it does not show any rotation.
C. its stars are all about the same age.
D. new stars are no longer forming.
19. How does the gravity on the Moon compare to the gravity on Earth?
A. Gravity is the same wherever you are.
B. There is less gravity on the Moon.
C. There is more gravity on the Moon.
D. Gravity depends on each person.
20. Why does the Moon orbit Earth instead of the Sun?
A. Gravity depends on distance and the Moon is closer to Earth.
B. Only large objects orbit around the Sun and the Moon is too small.
C. The Moon used to be part of Earth so it must orbit Earth.
D. The Moon is moving too fast and cannot change its orbit.
21. The Sun's gravity holds each planet in its orbit. Pluto is farther away from the Sun than Earth is. How does the
effect of the Sun's gravity on Pluto compare with the effect of the Sun's gravity on Earth?
A. The Sun has the same gravitational pull on all planets that are in orbit.
B. The Sun has more gravitational pull on Pluto because it is smaller.
C. The Sun has less gravitational pull on Earth because it is closer.
D. The Sun has less gravitational pull on Pluto because it is farther away.
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