Movement in Space

Front

What is the force that attracts all objects toward each other?

Back

Gravity

Front

What is a star?

Back

A giant ball of superheated gas, or plasma, composed of hydrogen and helium.

Front

What are the two ways in which the planet Earth moves?

Back

Earth rotates and revolves.

Front

What is Rotation?

Back

The spinning of the Earth on its Axis.

Front

What does Inertia mean?

Back

An object at rest will stay at rest and an object in motion will stay in motion unless acted on by a force.

Front

What is Orbital Motion?

Back

The movement of an object in an orbit around a point in space.

Front

What is the Earth's Axis?

Back

An imaginary line that passes from the North Pole, through the Earth's center, to the South Pole.

Front

What is Revolution in terms of Earth's movement?

Back

The Earth's path as it travels around the sun.

Front

What is a Meteor?

Back

A streak of light produced when a small piece of rock or ice, known as a meteoroid, burns up as it enters Earth's atmosphere.

Front

What is Gravity's role in the solar system?

Back

It keeps planets in orbit around the sun.