The Solar System

Our sun is a star.

Outer planets are also called _____

Earth's rotation causes _____________

Mercury, Venus, Earth, and Mars are the _____.

A larger mass object has less gravitational force than a smaller mass object

A large space object that moves in a curved path around a star.

Name a scientist that studies the universe..

A space object turning on its own axis is called _____

The Milky Way is the name of our universe.

A natural object that revolves around a planet.

The planets orbit the sun in which direction?

The _____ between inertia and gravity keep objects in their orbits.

Our solar system is in one of the ___ of the galaxy.

The path that a revolving body takes is called its _____

The universe is expanding.

The imaginary line that runs through the center of a planet or another celestial body ______.

Earth travels in an orbit that is curved or ____

All objects are attracted to each other through the force of ____

The movement of a body in space around another body is called _____.