Chapter 7 Exam: Us in the Universe

They orbit the sun and reflect its light.

They are gigantic masses of hydrogen and helium that release energy in the form of light and heat.

It allows you to see things that are very far away.

Spin around their own axis.

This is the star in our solar system.

This is a dwarf planet in the asteroid belt.

It is space, matter, and time.

They are sudden releases of radiation from the chromosphere.

These are unmanned spacecraft.

It is found in the center of the sun.