Learning About Our Solar System Created by Gina Groover West Ottawa Public Schools Feb. 2011 Property of West Ottawa Public Schools

Question 1: What is Earth’s axis? An imaginary line that goes through Earth A line around the Equator The path we travel around the sun

Question 2: What are seasons caused by? Earth’s rotation on its axis The moon’s revolution around Earth Earth’s tilt on its axis

Question 3: How long does it take Earth to rotate on its axis one time? One month One day One year

Question 4: How often does Earth orbit the sun? Once every day Once every month Once every year

Question 5: Why do we see the moon? Sunlight reflects off the moon’s surface. The moon makes its own light. The sun revolves around the moon.

Question 6: What do we call the changes we see in the moon? Phases of the moon A full moon A new moon

Question 7: What phase is the moon in when we cannot see it at all? Quarter moon New moon Full moon

Question 8: What happens during a lunar eclipse? The moon is between the sun and the Earth. The moon is very bright. The Earth blocks the moon so we cannot see it.

Question 9: What causes tides to rise and fall in Earth’s oceans? The pull of the moon’s gravity The number of ships that are in the water The rotation of Earth on its axis

Question 10: Which is the correct order from smallest to largest? Sun, moon, solar system, Earth Earth, sun, moon, solar system Moon, Earth, sun, solar system

Question 11: How many planets are in our solar system? Nine Eight Seven

Question 12: What is in the center of our solar system and is the largest body in our solar system? The Earth Jupiter The sun

Question 13: Which planet is the only one that can support life? Earth Venus Mars

Question 14: What objects other than planets are part of our solar system? Dwarf planets, Earth, and the moon Asteroids, comets, and dwarf planets Comets, the Milky Way, and Mercury

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