Unit 6 Test Review - 7.9ABC - 7th grade Science

Front

What is a meteor?

Back

A meteor is a streak of light that occurs when a meteoroid enters Earth's atmosphere, commonly referred to as a shooting star.

Front

What is the Oort Cloud?

Back

The Oort Cloud is a spherical region surrounding our solar system, farthest from the sun, where comets are believed to originate.

Front

Which statement is NOT true about the Oort Cloud?

Back

The Oort Cloud is close to Earth.

Front

What is a solar system?

Back

A solar system consists of a star, such as the sun, and the objects affected by its gravity, including planets, moons, and asteroids.

Front

In which galaxy is our Solar System located?

Back

Our Solar System is located in the Milky Way Galaxy.

Front

What is a comet?

Back

A comet is an icy body in space that, when passing close to the sun, heats up and begins to release gases, forming a glowing coma and sometimes a tail.

Front

What is the difference between a meteor and a meteoroid?

Back

A meteoroid is a small rocky or metallic body in outer space, while a meteor is the flash of light produced when a meteoroid enters the Earth's atmosphere.

Front

What is the Kuiper Belt?

Back

The Kuiper Belt is a region of the solar system beyond the orbit of Neptune, containing many small icy bodies and dwarf planets.

Front

What are asteroids?

Back

Asteroids are small rocky bodies that orbit the sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is gravity?

Back

Gravity is a force that attracts two bodies toward each other, depending on their masses and the distance between them.