7.9A, 7.9B, 7.9C 7th Grade Science Review

Front

What is a meteoroid?

Back

A meteoroid is a small rocky or metallic body in outer space, typically smaller than an asteroid.

Front

What is a meteor?

Back

A meteor is a meteoroid that burns up upon entering the Earth's atmosphere, creating a bright streak of light.

Front

What is a meteorite?

Back

A meteorite is a meteoroid that survives its passage through the Earth's atmosphere and lands on the Earth's surface.

Front

What is the Kuiper Belt?

Back

The Kuiper Belt is a disk-shaped region beyond the gas giants in our solar system, made up of icy objects.

Front

What is mass?

Back

Mass is the amount of matter in an object, which does not change regardless of gravity.

Front

What is weight?

Back

Weight is the force exerted by gravity on an object, which can change depending on the gravitational pull.

Front

Why do planets orbit the Sun?

Back

Planets orbit the Sun because it is the most massive object in our solar system, exerting the greatest gravitational pull.

Front

What is the difference between mass and weight?

Back

Mass is a measure of the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is an asteroid?

Back

An asteroid is a small rocky body that orbits the Sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is a comet?

Back

A comet is a celestial object made of ice, dust, and rocky material that, when close to the Sun, displays a visible atmosphere or coma.