Vocabulary: Ocean Powered Lesson 2

Front

What is an energy store?

Back

How much energy an object can hold and keep until it is used

Front

Kinetic store

Back

The energy a moving object has because it is moving

Front

linear

Back

A relationship where two things increase or decrease at the same rate (directly proportional)

Front

What is an ocean current?

Back

A pattern of movement of water in the ocean

Front

What is a tidal current?

Back

The regular movement of ocean water caused by the rise or fall of the tide

Front

What does "tidal range" refer to?

Back

The difference in water height between the high and low tide

Front

What causes the rise and fall of the sea, known as the tide?

Back

The Moon's gravitational pull

Front

nonlinear

Back

A relationship that does not follow a straight line (indirectly proportional)

Front

What is a dependent variable?

Back

Something you measure in an experiment that changes because of what you are testing

Front

Independent variable

Back

Something you change in an investigation