Energy Transformation

What type of energy transformation occurs, when a hawk eats a mouse and then uses the energy from the mouse to fly?

• mechanical energy to chemical energy

• thermal energy to mechanical energy

• chemical energy to mechanical energy

• mechanical energy to thermal energy

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Where is the kinetic energy the greatest?

• A

• B

• C

• D

A hairdryer converts -- 

• electrical energy into chemical
• electrical energy into thermal
• chemical energy into mechanical
• thermal energy into mechanical

What kind of energy is represented in the picture?

• Thermal

• Chemical

• Sound

• Kinetic

What energy transformation occurs when a crock pot is plugged into an outlet and then the control knob is turned "on"?

• thermal to electrical

• mechanical to thermal

• electrical to thermal

• electrical to sound

What type of energy is stored in batteries or food?

• Potential energy

• Thermal energy

• Chemical energy

• Mechanical energy

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed
• created, saved
• created, destroyed
• lost, found

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Mechanical energy

• energy built up before being in motion
• energy released in a chemical reaction
• energy of motion
• sum of kinetic and potential energy