Energy Quiz Review

On a roller coaster, where is maximum potential energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

On a roller coaster, where is maximum kinetic energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

Energy is defined as,

• the amount of heat transferred from one object to another
• the ability to do work
• the temperature of an object
• the ability to change

Placing a metal spoon with a temperature of 20^oC into a cup of water with a temperature of 90^oC will cause the spoon to

• increase in temperature

• decrease in temperature

• remain the same temperature

• contract in size

A thermos bottle keeps warm liquids warm and cold liquids cold. A thermos bottle must be made from a good

• heat conducting material

• heat insulating material

• heat expanding material

• heat contracting material

Heat is transferred from the sun to Earth through,

• conduction
• convection
• radiation

Conduction is the movement of heat in, 

• solids
• liquids
• gases
• plasma

Heat is transferred through an iron bar during this type of heat transfer.

• Conduction

• Convection

• Radiation

This is the process of heat transfer due to differences in density.

• Conduction
• Convection
• Radiation

What do we call materials that are poor conductors of heat?

• insulators

• conductors

• metals

• wood