Physics 1.1.13

Question 1

What is ‘Thermal Conduction’?

Answer 1

The Process where Energy is Transferred by Vibrating Particles in a Substance.

Question 2

The Direction of Energy Transfer is always from ___ to ___.

Answer 2

Hot, Cold.

Question 3

What do you call a Substance that lets Heat pass through it?

Answer 3

Conductor.

Question 4

What do you call a Substance that doesn’t let Heat pass through it?

Answer 4

Insulator.

Question 5

What does the Energy Transfer through a layer of Insulating material depend on? (3)

Answer 5

-The Temp. Difference across the material.

-Thickness.

-Thermal Conductivity.

Question 6

Good Insulators have… (2)

Answer 6

-Low Thermal Conductivity.

-Layers that are as Thick as possible.