Energy Stores and Transfers

What is the unit for measuring energy?

• Newton
• Kilogram
• Joule
• Jewel

What is the name for energy stored in a hot object?

• Thermal
• Potential
• Fire
• Electrical

What type of energy is stored in food and fuel?

• Chemical
• Thermal
• Potential
• Calories

If 100J of energy is transferred into a machine, how much is transferred out?

• It depends on the machine
• None of it
• 100J
• Most of it

In what way is most wasted energy transferred?

• Heat
• Light
• Electrical
• Gravitational potential

When an object is moved to a higher position, what name is given to the energy it then stores?

• Gravitational Potential
• Elastic
• Height
• Kinetic

The energy going into an energy transfer is always equal to the energy coming out. This is the law of

• conservation of energy
• conservation of work
• consternation
• constellations

Thermal energy spreads out ad becomes less useful.  This is

• dissertation
• destination
• dissipation
• participation

Work done =

• Force / distance
• Force x distance
• distance / force
• Energy transferred x time

kinetic energy =

• m x g x h
• ¹/₂ x k x e²
• Force x distance
• ¹/₂ x m x v²