Lesson 1: What are Stars and Planets?

It is mainly made up of sun, planets and moons.

• solar system

• galaxy

• milkyway

• constellation

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A large ball of rock or gas that moves around the sun.

• stars

• planet

• moon

• sun

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What is the center of the solar system?

• planets

• stars

• sun

• galaxy

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The 8 planets move in paths around the sun. Each path is called ____________.

• pathway

• ring

• roadway

• orbit

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A huge ball of hot gases.

• moon

• star

• constellation

• milkyway

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Which of the following gives off light and heat energy?

• sun

• moon

• Earth

• Mercury

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A group of stars that forms a pattern is called a _____________.

• virgo

• pisces

• leo

• constellation

Earth is a ____________ in the solar system.

• sun

• planet

• star

• gas

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When is the only time you can see most stars?

• at night

• in the morning

• in the afternoon

• in the daytime

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How many moons on earth?

• four

• two

• eighty-two

• one

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