Energy and Thermal Energy

What is potential energy?

• moving energy

• stored energy

• renewable energy

• non renewable energy

What is kinetic energy?

• moving energy

• potential energy

• stored energy

• renewable energy

At which point of the roller coaster is potential energy the greatest?

• W

• X

• Y

• Z

Which of these things is an example of potential energy?

• a car motor

• firewood

• Roller Coaster

• a fan

Potential energy depends on ______ and _______.

• height, mass

• weight, mass

• speed, mass

• height, speed

Kinetic energy depends on_________ and _________.

• speed and mass

• speed and height

• height and mass

• energy and height

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 type of energy is stored in batteries or food?

• Potential energy

• Thermal energy

• Chemical energy

• Mechanical energy

Which items would have this energy transformation: light energy -> chemical energy?

• tree growing fruit
• person running
• solar calculator
• windmill turning