SUN & PLANETS
Question: What is the Sun?
A. A planet
B. A star
C. A moon
D. An asteroid
Answer: A star
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Question: Which planet is closest to the Sun?
A. Earth
B. Venus
C. Mercury
D. Mars
Answer: Mercury
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Question: Which planet is our home?
A. Mars
B. Earth
C. Venus
D. Jupiter
Answer: Earth
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Question: What does rotation mean?
A. Moving around the Sun
B. Spinning on an axis
C. Moving around the Moon
D. Standing still
Answer: Spinning on an axis
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Question: What does Earth do during a revolution?
A. Spins on its axis
B. Moves around the Sun
C. Moves around the Moon
D. Stops moving
Answer: Moves around the Sun
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Question: What process do plants use to make their own food?
A. Rotation
B. Revolution
C. Photosynthesis
D. Orbit
Answer: Photosynthesis
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Question: There are 8 planets in our solar system.
Answer: True
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Question: Mars is called the Red Planet.
Answer: True
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Question: Jupiter is the biggest planet in our solar system.
Answer: True
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Question: Earth rotates on its axis.
Answer: True
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Question: Earth takes about 365 days to go around the Sun once.
Answer: True
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Question: Plants use sunlight to make food by photosynthesis.
Answer: True
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Question: The first planet from the Sun is ________.
Answer: Mercury
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Question: Venus is the ________ planet in our solar system.
Answer: Hottest
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Question: Saturn is famous for its ________.
Answer: Rings
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Question: Earth takes about ________ hours to complete one rotation.
Answer: 24 hours
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Question: The path of a planet around the Sun is called an ________.
Answer: Orbit
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Question: Plants use sunlight, water, and ________ dioxide to make food.
Answer: Carbon
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Question: Match: Sun → ________
A. Planet
B. Star
C. Moon
D. Orbit
Answer: Star
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Question: Match: Jupiter → ________
A. Red Planet
B. Biggest planet
C. Hottest planet
D. Farthest planet
Answer: Biggest planet
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Question: Match: Neptune → ________
A. Our home
B. Red Planet
C. Farthest planet
D. Biggest planet
Answer: Farthest planet
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Question: Match: Rotation → ________
A. Day and night
B. Earth goes around the Sun
C. Path around an object
D. A planet
Answer: Day and night
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Question: Match: Axis → ________
A. Path around another object
B. Earth spins on it
C. Earth goes around the Sun
D. Day
Answer: Earth spins on it
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Question: Match: Photosynthesis → ________
A. Plants use sunlight to make food
B. Earth spins
C. Path around another object
D. Earth goes around the Sun
Answer: Plants use sunlight to make food
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Question: Name the 8 planets in order, starting from the Sun.
Answer: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
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Question: A student says, “Mercury must be the hottest because it is closest to the Sun.” Is the student correct? Explain.
Answer: No. Venus is the hottest planet.
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Question: Put these planets in order from closest to farthest from the Sun: Earth, Mercury, Neptune, Mars.
Answer: Mercury → Earth → Mars → Neptune
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Question: Why does Earth have day and night?
Answer: Because Earth rotates. The side facing the Sun has day, and the side facing away from the Sun has night.
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Question: Explain the difference between rotation and revolution. Include the time for each.
Answer: Rotation means Earth spins on its axis and takes about 24 hours. Revolution means Earth goes around the Sun and takes about 365 days.
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Question: Give 5 important facts you learned in this lesson about the Sun, planets, Earth, or photosynthesis.
Answer: Any 5 correct facts from the review lesson.
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