Science Chapter 6 Review - The Solar System

The rock planets

The outermost layer of the sun

A colder area of the sun

The smashing together of particles to produce energy?

An object that circles around a planet

The dwaft planets

This is a system of objects of, or around the sun

The innermost layer of the sun

What is needed for life on a planet or moon

The rise and fall of the ocean's surface

The measurement used to describe the distance between earth and the sun

An object that produces its own energy

This uses lenses to see distant objects, used by Galileo

The visible layer of the sun

What does Earth have that other planets do not have to sustain life?

The gas giants

This is a rock that revolves around the sun

Would you weigh a different amount on a planet with the same gravity?

What is one of the 2 major gases that makes up the sun?

This is a mixture of frozen gases, ice, dust, and rock that moves around the sun

A force of attraction or pull between any 2 objects

A path an object takes around another object

What is gravity?

The tendency of moving objects to keep moving in a straight line

Which is not necessary for life on a planet?