Thermal Energy

Which material is the best conductor of heat?

• glass
• styrofoam
• metal
• wood

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

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-ETS1-2

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

Conduction can only occur between two objects when –

• one object is less dense than the other.
• both objects are in physical contact with each other.
• one of the objects is made of a metal.
• both objects are exactly the same temperature.

Tags

NGSS.MS-PS3-4

Which of the following is an example of conduction?

• Solar energy warming a room.
• Heat rising from the coils of a stove.
• Hot air drying a wet towel.
• Heat moving from a clothes iron to a shirt.

Tags

NGSS.MS-PS1-4

Heat will always transfer from the ___________ object to the ________ object.

• The hottest object to the coolest object.

• The coolest object to the hottest object.

• The solid object to the liquid object.

• The liquid object to the solid object.

Tags

NGSS.MS-PS1-4

Jenny poured some hot chocolate into a cup and stirred it with a metal spoon.  She noticed the spoon was really warm.  What is the best explanation for this?

• The spoon is a conductor.
• The spoon reflects heat.
• The spoon is an insulator.
• She touched the spoon first and waited to touch the cup.

Tags

NGSS.MS-PS1-4

In what direction do hot liquids and gasses move?

• Side to Side
• Down
• Up
• Back and Forth

Tags

NGSS.MS-PS1-4

The way the heat is moving from the hot coffee is called...

• convection
• radiation
• insulation
• conduction

Tags

NGSS.MS-PS3-4

When the 2nd story of a house is warmer than the 1st floor of a house is heat transfer through 

• conduction
• convection
• radiation
• thermal equilibrium

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4