Space Review

Imagine you're on a cosmic adventure with Isla, Aiden, and Scarlett. Which of the following is true about our solar system?

• Earth is the center of the solar system

• The sun orbits the earth

• Gravity exists only on Earth

• The sun is the center of the solar system

Imagine you're an interstellar explorer like Abigail or Benjamin, gazing up at the night sky. What are those twinkling stars made of?

• rock

• gas

• ice

• fire

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Anika and Jackson are having a fun debate! How long does it take for Earth to complete one full revolution around the Sun?

• one day

• one year

• one decade

• one hour

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Evelyn and Mia are having a fun debate about the sun. Is it a __________ sized star?

• small

• medium

• large

• x-large

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Imagine you're on a cosmic adventure with Priya and Michael. Why does the sun appear to be the largest star in the sky during your journey?

• It is far away

• It is very big

• It is the closest star to earth

• It is a planet

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Hey space explorers! Why do planets like Earth orbit the sun instead of just floating off into space? Let's help Arjun and Liam figure it out!

• The moons are keeping them in place

• They were hit by an asteroid

• They were hit by a comet

• The sun's gravity keeps them in place

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Hey space explorers! Kai, Hannah, and Mia are on a mission to count the planets in our solar system. Can you help them figure out how many planets there are?

• 6

• 7

• 8

• 9

What is an asteroid?

• rocky, metallic tiny planet that orbits the sun

• chunk of dirt and ice

• a mixture of gases

• a smaller chunk of stony matter, also known as a shooting star

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Aiden and Zoe are having a debate about which planet in our solar system is the hottest. Can you help them settle it? Which of the following planets most likely has the highest temperature?

• Earth

• Mars

• Mercury

• Neptune

Hey there, space explorers! Benjamin and Samuel are having a debate about the solar system. Can you help them out? Which of the following explains the revolution of a planet?

• The Earth revolves around the sun once per day.

• The Earth revolves around the sun once per year.

• The moon revolves around the sun once per day.

• The Earth rotates on its axis once per day.

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