Astronomy Review

Question 1

• How are the Earth, Moon and Sun aligned during a lunar eclipse?

Question 2

• The solar system includes the __________.

• A. sun and other stars within our galaxy

• B. inner planets, outer planets, and black holes

• C. planets, asteroids, and nebulas

• D. sun and all objects held by the sun’s gravity

Question 3

• John has been observing the moon for several days. How could he tell if it was waxing or waning?

Question 4

• Gravity and inertia are two forces that keep Earth in its orbit as it travels around the sun. What would happen if the force of inertia disappeared?

Question 5

• Where is our solar system located in our galaxy?

Question 6

• One of Galileo’s most important contributions to proving a heliocentric solar system was the discovery of _____________________.

Question 7

• According to the Big Bang Theory, the universe originated as a ____________

• A. point where all matter and energy was concentrated.

• B. complex system of expanding galaxies.• C. complete, limitless void without any

matter or energy.• D. Massive sphere of matter and energy

with near infinite diameter.

Question 8

• Yasmin was at the beach at 8:00 a.m. and noticed that it was high tide. Because she is a great Earth science student, she knows that the next high tide will be at about ___________.

Question 9

• Ancient people were able to see the stars better than we do today because ________________

• A. mountains were higher.

• B. stars were younger and brighter.

• C. there was less air pollution and light pollution.

• D. human eyes were better in the past.

Question 10

• Spring tides result from what alignment of the sun, Earth, and moon?

Question 11

• Astronomers can only see stars and galaxies as they were in the past. Which “MOST LIKELY” accounts for this situation?

• A. Geological process often cause changes that take place very slowly.

• B. The Big Bang occurred 18 billion years ago.• C. It takes light several light-years to reach Earth

even from the nearest stars.• D. Stars appear to evolve from large clouds of

gas.

Question 12

• Which of the following is “NOT” a type of galaxy?

• A. spiral galaxy

• B. elliptical galaxy

• C. globular galaxy

• D. irregular galaxy

Question 13

• A lunar eclipse occurs at what moon phase?

Question 14

• How is the far side of the moon different from the near side that we see?

Question 15

• When the north end of the Earth is tilted toward the sun, North America will experience what season?

Question 16

• How long does it take the Earth to rotate?

Question 17

• What are tides caused by?

Question 18

• What are the mountainous areas on the moon called?

Question 19

• What causes the Earth to have seasons?

Question 20

• Who was the first man to walk on the moon?

Question 21

• What is the alignment of the sun, Earth, and moon during a solar eclipse?

Question 22

• What do all the inner planets have in common?

Question 23

• Where do we find asteroids in the solar system?

Question 24

• What is the shape of the orbit of most comets?

Question 25

• How does the sun produce energy?

Question 26

• What is the tendency of a moving object to continue moving in a straight line called?

Question 27

• How is Uranus different from the other planets?

Question 28

• How long does it take the Earth to revolve?

Question 29

• How are Venus and Earth alike?

Question 30

• What does the lifetime of a star depend on?

Question 31

• When a star begins to run out of fuel, what happens?

Question 32

• How old is the universe?

Question 33

• What type of star is our sun?

Question 34

• What is the difference between mass and weight?

Question 35

• What happens after a star becomes a supergiant?

Question 36

• What is solar energy?

Question 37

• What is tidal energy?

Question 38

• What type of energy uses the heat of magma deep within the Earth?

Question 39

• What is nuclear fission?

Question 40

• What is nuclear fusion?

Question 1

• How are the Earth, Moon and Sun aligned during a lunar eclipse?

• The Earth is located between the moon and the sun

Question 2

• The solar system includes the __________.

• D. sun and all objects held by the sun’s gravity

Question 3

• John has been observing the moon for several days. How could he tell if it was waxing or waning?

• The waxing moon gets larger over time but the waning moon gets smaller

Question 4

• Gravity and inertia are two forces that keep Earth in its orbit as it travels around the sun. What would happen if the force of inertia disappeared?

• The Earth would be pulled into the sun

Question 5

• Where is our solar system located in our galaxy?

• 2/3 of the way out on one of the spiral arms

Question 6

• One of Galileo’s most important contributions to providing a heliocentric solar system was the discover of _____________________.

• The phases of Venus OR the moons of Jupiter

Question 7

• According to the Big Bang Theory, the universe originated as a ____________

• A. point where all matter and energy was concentrated.

Question 8

• Yasmin was at the beach at 8:00 a.m. and noticed that it was high tide. Because she is a great Earth science student, she knows that the next high tide will be at about ___________.

• 8:00 p.m.

Question 9

• Ancient people were able to see the stars better than we do today because ________________

• C. there was less air pollution and light pollution.

Question 10

• Spring tides result from what alignment of the sun, Earth, and moon?

• Full moon and new moon

Question 11

• Astronomers can only see stars and galaxies as they were in the past. Which “MOST LIKELY” accounts for this situation?

• C. It takes light several light-years to reach Earth even from the nearest stars.

Question 12

• Which of the following is “NOT” a type of galaxy?

• C. globular galaxy

Question 13

• A lunar eclipse occurs at what moon phase?

• Full moon

Question 14

• How is the far side of the moon different from the near side that we see?

• It has more craters

Question 15

• When the north end of the Earth is tilted toward the sun, North America will experience what season?

• summer

Question 16

• How long does it take the Earth to rotate?

• 24 hours

Question 17

• What are tides caused by?

• The gravitational pull of the moon (70%) and the sun (30%)

Question 18

• What are the mountainous areas on the moon called?

• Highlands

Question 19

• What causes the Earth to have seasons?

• The tilt of the Earth’s axis – 23.5 degrees

Question 20

• Who was the first man to walk on the moon?

• Neil Armstrong

Question 21

• What is the alignment of the sun, Earth, and moon during a solar eclipse?

• Sun – moon – Earth

Question 22

• What do all the inner planets have in common?

• They are small and have rocky surfaces

Question 23

• Where do we find asteroids in the solar system?

• In the asteroid belt which is between Mars and Jupiter

Question 24

• What is the shape of the orbit of most comets?

• Long, narrow ellipse

Question 25

• How does the sun produce energy?

• Nuclear fusion

Question 26

• What is the tendency of a moving object to continue moving in a straight line called?

• Inertia

Question 27

• How is Uranus different from the other planets?

• It rotates on its side

Question 28

• How long does it take the Earth to revolve?

• 365.24 days

Question 29

• How are Venus and Earth alike?

• Their size and density

Question 30

• What does the lifetime of a star depend on?

• Its mass

Question 31

• When a star begins to run out of fuel, what happens?

• It expands to a red giant or supergiant

Question 32

• How old is the universe?

• 13.7 billion years

Question 33

• What type of star is our sun?

• It is a main sequence, yellow, medium star

Question 34

• What is the difference between mass and weight?

• Weight is a measure of the amount of gravitational pull on an object; mass is a measure of how much matter is in an object

Question 35

• What happens after a star becomes a supergiant?

• It will supernova and create either a neutron star or a black hole depending on the mass of the star

Question 36

• What is solar energy?

• Using sunlight for energy

Question 37

• What is tidal energy?

• Using the moving of ocean water to produce electricity

Question 38

• What type of energy uses the heat of magma deep within the Earth?

• Geothermal energy

Question 39

• What is nuclear fission?

• The splitting of atoms into smaller atoms

Question 40

• What is nuclear fusion?

• The combining of atomic nuclei into a larger atom