Solar System Review

Front

What is the Kuiper belt?

Back

A region of space beyond Neptune filled with icy bodies.

Front

Which of the following is NOT part of our solar system?

Back

Black holes.

Front

Why would a person weigh less on the Moon than on Earth?

Back

The Moon has less mass and therefore less gravity.

Front

What role do greenhouse gases play in Earth's atmosphere?

Back

They trap thermal energy in the atmosphere.

Front

What is the largest object in the solar system?

Back

The Sun.

Front

What are comets primarily made of?

Back

Ice, dust, and rocky material.

Front

What is a dwarf planet?

Back

A celestial body that orbits the Sun and is similar to a planet but does not clear its orbit.

Front

What is the main component of the Sun?

Back

Hydrogen.

Front

What is the difference between asteroids and comets?

Back

Asteroids are rocky bodies, while comets are icy bodies that release gas and dust.

Front

What is the significance of the ozone layer?

Back

It protects Earth from harmful ultraviolet (UV) radiation.