พลังงานความร้อน

What materials would be good insulators for a handle on a pan or pot that would be used on the stove?

• wood or plastic

• metal or rubber

• wood or rubber

• copper or steel

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Heat moves easily through materials called ____

• Wood

• Plastic

• Rubber

• Metal

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Why does a metal lawn chair get hot in the sun when the grass sitting in the same sunlight remains cool to the touch?

• Heat travels easily through plants but not metals.

• Heat travels easily through both plants and metals.

• Heat travels easily through metal objects but not through plants.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Emily made a cup of tea and stirred it with a spoon. The spoon became warm, How was the heat from the tea transferred to the spoon?

• Convection

• Conduction

• Radiation

• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A hot rock is dropped into a pail of cool water. Heat energy transferred from the rock to the water by

• Conduction

• Convection

• Radiation

• Evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which numbered part of the picture represents the way that energy from the sun reaches Earth?

• 1

• 2

• 3

• 4

What type of thermal energy transfer is the illustration an example of?

• Conduction

• Convection

• Radiation

• Evaporation

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

A crayon placed on a dark driveway in bright sunlight melted into a colorful puddle. What caused the crayon to melt?

• Solar radiation heated the driveway and then heat transferred to the crayon by conduction.

• Solar radiation heated the driveway and then heat transferred to the crayon by radiation.

• Solar convection heated the driveway and then heat transferred to the crayon by radiation.

• Solar convection heated the driveway and then heat transferred to the crayon by conduction.

Tags

NGSS.MS-PS1-4

What thermal energy transfer causes your skin to feel warm when it is in the sun on a summer day?

• Conduction

• Convection

• Radiation

• Evaporation

Tags

NGSS.MS-PS3-3

What heat transfer happens when you burn your hand by touching a fire?

• Conduction

• Convection

• Radiation

• Evaporation

Tags

NGSS.MS-PS1-4