Temperature is a measure of the...

• total energy in a substance

• total kinetic energy in a substance

• average potential energy in a substance

• average kinetic energy of molecules in a substance

Tags

NGSS.MS-PS3-4

An experiment is set up to find out which metal is the best conductor of heat. Balls are stuck with wax to rods made from different metals, as shown in diagram 1. The rods are heated at one end. Some of the balls fall off, leaving some as shown in diagram 2. Which labelled metal is the best conductor of heat?

• A

• B

• C

• D

Tags

NGSS.MS-PS3-3

Two plastic cups are placed one inside the other. A small spacer keeps the two cups separated. Hot water is poured into the inner cup and a lid is put on top, as shown. Which statement is correct?

• The bench is heated by convection from the bottom of the outer cup.

• The lid reduces the energy lost by convection.

• There is no thermal conduction through the sides of either cup.

• Thermal radiation is prevented by the small air gap.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4

• A

• B

• C

• D

• A

• B

• C

• D

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

• A

• B

• C

• D

Tags

NGSS.MS-PS1-4