Work and Energy

What is the unit used to measure work?

• Joule (J)

• Watt

• Newton

• Pascal

Work done = Force and

• a. DISPLACEMENT

• b. acceleration

• c. velocity

• d. speed

What kind of energy is in a moving skateboard?

• Potential

• Kinetic

What kind of energy is in a rock on the mountain that does not move

• Potential

• Kinetic

When work is done, there is always a_______.

• constant rate

• single movement involved

• transfer of energy

• increase in the mechanical advantage

Tags

NGSS.4-PS3-2

The ability to do work is....

• work
• power
• acceleration
• energy

Tags

NGSS.MS-PS3-5

In which of the following is no work done

• climbing stairs

• lifting a book

• pushing a shopping car

• Sitting on the chair

The energy related with motion is called

• Kinetic energy

• Elastic potential energy

• Gravitational potential energy

• Nuclear energy

Which of the following has kinetic energy?

• a rock that does not move

• a man who holds the BOW and arrow without moving

• a rolling bowling ball

The energy in a battery is _______ energy.

• kinetic
• potential
• mechanical
• nuclear