4.14 HEat Energy Lesson

​4.14 Heat Energy

Heat Energy

Energy that makes things warmer

Heat

• We use heat energy every day!

• There are different ways we use heat energy

• Watch the video on the next slide for a better idea!

Heat and Light

• Sometimes an object creates 2 forms of energy

• The sun is making both light and heat energy

CONDUCTION, CONVECTION AND RADIATION

CONDUCTION

Transfer of heat by direct touch

The spoon is directly touching the hot liquid

CONDUCTION

Transfer of heat by direct touch

The pan is directly touching the heat

CONDUCTION

HEAT TRANSFER THROUGH DIRECT TOUCH

CONVECTION

Transfer of heat through heat rising through air or liquid

CONVECTION

Hot air or liquid rises, cool air or liquid sinks

CONVECTION

Hot air or liquid rises, cool air or liquid sinks

RADIATION

Radiation does not need matter to transfer heat.

It can travel through space.

Multiple Choice

Roads becoming hot during summer is -

• CONDUCTION

• CONVECTION

• RADIATION

Multiple Choice

The material in a lava lamp rises and falls

• CONDUCTION

• CONVECTION

• RADIATION

Multiple Choice

Feeling hot during summer is -

• CONDUCTION

• CONVECTION

• RADIATION

Multiple Choice

Heat from hot coffee makes cup hot.

• CONDUCTION

• CONVECTION

• RADIATION

Multiple Choice

The sidewalk burns your bare feet in the summertime

• CONDUCTION

• CONVECTION

• RADIATION

Poll

Energy is not important.

• true

• false

Multiple Choice

An instrument used to measure heat

• Thermometer 
• Fahrenheit 
• Celsius 
• Cold 

Multiple Choice

Is a measure of how hot or cold something is 

• Cold
• Heat
• Temperature
• Thermal Energy