The Solar System

The system of objects around the sun is the 

What happens to the force of gravity when the distance between two objects decreases?

Which of the following best describes the effect of the Sun's gravity on the planet?

The forces that pulls objects toward one another is called

An object in space that circles around another object is called a(n) 

The rise and fall of the ocean's surface is a(n)

A rock that revolves around the sun is called a(n)

What is the name of the first planet from the sun?

What is the most significant discovery Galileo made using his telescope?

If the sun increased in size, what would happen to the planets?

What lies between Mars and Jupiter?

Which of the following processes produces the Sun's energy?

A mixture of frozengases, ice, dust, and rock that circles around the Sun is called a(n)

A device that uses lenses to focus light so that distant objects can be seen is a(n)