12/17- Final Review Day 2

Front

What is the unit of electrical power?

Back

Watt

Front

Which of the following best describes kinetic energy?

Back

Energy due to an object's motion.

Front

What is an organism that supports several organisms in an ecosystem called?

Back

Keystone organism.

Front

If a glider has 0.8 joules of potential energy and both speed and height are doubled, what is the new potential energy?

Back

1.6 joules.

Front

What happens to the temperature of a substance if its thermal energy increases?

Back

It will increase.

Front

What is the unit of electrical current?

Back

Ampere (Amp).

Front

What is potential energy?

Back

Energy stored due to an object's position.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv² (where m is mass and v is velocity).

Front

What is the role of a keystone species in an ecosystem?

Back

It has a disproportionately large effect on its environment relative to its abundance.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.