Unit 5 Vocabulary- Quiz- 3/3/25

An Astronomer is a person who:

• studies stars and planets

• writes about history

• paints landscapes

• teaches mathematics

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Astronomy is the study of?

• Stars and planets

• Oceans and seas

• Mountains and valleys

• Forests and wildlife

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What is the Big Bang Theory?

• A scientific theory about the origin of the universe

• A popular TV show

• A type of music genre

• A famous historical event

A Galaxy is:

• a large system of stars, stellar remnants, interstellar gas, dust, and dark matter, bound together by gravity.

• a small cluster of planets orbiting a star.

• a single star with its own solar system.

• a type of comet found in the outer solar system.

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The Geocentric Model is a theory that places which celestial body at the center of the universe?

• The Sun

• The Earth

• The Moon

• Mars

The Heliocentric Model is:

• a model where the Earth is at the center of the universe

• a model where the Sun is at the center of the universe

• a model where the Moon is at the center of the universe

• a model where the stars are at the center of the universe

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The Milky Way Galaxy is:

• a type of candy

• a fictional place in a movie

• a spiral galaxy containing our solar system

• a type of cloud formation

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What is an Orbit?

• A circular path around a celestial body

• A type of star

• A kind of galaxy

• A space mission

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The Solar System is a collection of celestial bodies consisting of the Sun and the objects that orbit it, including planets, moons, asteroids, and comets.

• A group of stars in the galaxy

• A collection of celestial bodies orbiting the Sun

• A type of galaxy

• A constellation in the night sky

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The Universe is:

• a vast expanse of space that contains all of everything in existence

• a small part of the solar system

• a fictional concept

• a type of galaxy

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