6.4 Power [Mastery check]

What is the unit of measurement for power?

• Joules
• Watts
• Voltage
• Calories

How do you calculate power?

• P = W/t
• P = ma

• P = W * t

• P = F x d

 Work done = Force x _________

• a. distance in the direction of the force

• b. acceleration
• c. velocity
• d. speed

The unit used to measure work is the 

• Watts

• Newtons

• Joules

• meters

What is power?

• transfer a force through a distance
• the rate of speed 
• the rate of work being done
• transfer of space over time

What is energy?

• Force applied over a distamce
• How much work is done.
• Ability to do work

What is the definition for kinetic energy?

• the energy of motion (due to mass and velocity)
• stored energy due to position
• Energy at the top of a hill

Which of the following are sources of renewable energy? Select ALL that apply.

• wind

• hydroelectric

• oil

• gas

• geothermal

Energy due to an object's position is called __________ energy.

• Kinetic

• Gravitational potential

• Chemical

• Power

Kinetic energy can be calculated by using which formula?

• KE = Fd

• KE = mgh