5.1 - Vocabulary

Front

What is the path an object follows as it moves around another object called?

Back

Orbit

Front

What is the term for the orbit of one object around another object?

Back

Revolution

Front

What is the attractive force that exists between all objects that have mass?

Back

Gravity

Front

What is the spin of an object around its axis called?

Back

Rotation

Front

 the line around which an object rotates.

Back

Rotational Axis

Front

the amount of energy that passes through a square meter of space in one second.

Back

Intensity

Front

What is the imaginary line that divides Earth into the Northern and Southern Hemispheres?

Back

Equator

Front

When is Earth's rotation axis tilted neither toward nor away from the Sun?

Back

Equinox

Front

 when Earth's rotation axis is tilted directly toward or away from the Sun.

Back

Solstice

Front

How many days are in a Leap Year?

Back

366