8.8B, 6.11B -- Sun, Space Rocks, Gravity-- 8th Grade Science

Front

What is an asteroid?

Back

A rocky, irregular-shaped object that orbits a star.

Front

What is a galaxy?

Back

A collection of stars, dust, and gas bound together by gravity.

Front

Where is our solar system located in the Milky Way galaxy?

Back

On an outer arm.

Front

Where is the sun located in our solar system?

Back

At the center.

Front

What is the name of our galaxy?

Back

The Milky Way galaxy.

Front

What is a comet?

Back

A celestial object made of ice, dust, and rocky material that orbits the sun.

Front

What is a meteor?

Back

A small rocky or metallic body in outer space that becomes a meteorite when it enters the Earth's atmosphere.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, keeping planets in orbit around stars.

Front

What is the solar system?

Back

A collection of planets, moons, asteroids, comets, and other celestial bodies that orbit the sun.

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.