Log in
Sign up for FREE
arrow_back
Library

Conductors and Insulators

star
star
star
star
star
Last updated almost 4 years ago
48 questions
Conductor vs Insulator
1
1
8
Movement of Thermal Energy
1
1
1
1
1
Comparing Objects
2
1
1
4
1
2
2
1
2
3
1
2
1
3
Nature
1
1
Extra Credit
1
1
1
Question 1
1.
A thermal energy __________ is a material that allows thermal energy to be transferred within a material or to other materials easily/quickly.
*Any material that does allow heat to flow through it easily
Question 2
2.
A thermal energy __________ is an object that creates a barrier between the hot and the cold object that reduces or slows down the transfer of thermal energy.
*Any material that does not allow heat to flow through it easily
Question 3
3.

Go through each item and identify as a conductor or insulator

Conductor
Insulator
Copper
Cotton T-Shirt
Gold
Iron
Plastic
Rubber
Styrofoam
Wood
Identify the direction of heat flow in each example by selecting the arrow that shows the heat flow.
Question 4
4.
Hair __________ Warm Air
Question 5
5.
Bowl __________ Ice Cream
Question 6
6.
Ice __________ Water
Question 7
7.
Soup __________ Spoon
Question 8
8.
Hand __________ Hot Sidewalk
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Question 24
24.
A __________ insulator will have a large change in temperature
A __________ insulator will have a small change in temperature

From the best insulator to the worst insulator

6
Question 25
25.
1st Best __________
6
Question 26
26.
2nd Best __________
6
Question 27
27.
3rd Best __________
6
6
6
Question 31
31.

What is a heat insulator

Question 32
32.

Some people say that heat transfer always occurs from “where it is to where it isn’t.” What does this really mean?

Question 33
33.
Some things slow down the rate of heat transfer.
*List 4 insulators
1) _______
2) _______
3) _______
4) _______
Question 34
34.

Which is better at slowing down the rate of heat transfer

a wool sock or a cotton sock
Question 35
35.
Explain your reasoning for your answer above.
I believe the _______ sock is better at slowing down the rate of heat transfer because _______
Question 36
36.
Next time you bring a cold drink or an ice cream sandwich to school for lunch, what can you wrap it in to keep it cold? _______

Why did you choose that material? _______
Question 37
37.

What did the wool sock slow down?

Question 38
38.
Did the wool sock trap “coldness”? _______

Explain your reasoning for the above answer. _______
Question 39
39.
Could there be any sources of error in measuring the can temperatures? _______

What are those possible errors (If yes, fill this out. If you answered no leave this blank) _______

How could we find out if there were any errors? _______
Question 40
40.

Why did we include a can with no wrapping in the data set?

Question 41
41.
Why do people wear wool in the winter _______
and cotton in the summer _______
Question 42
42.

Materials that can decrease the rate of energy transfer are called insulators.
What properties might the wool sock and paper towel have in common that make them good insulators?

Question 43
43.

Based on our results, which materials can be called insulators?
Click on 3

Control (Nothing) Paper Towel Wool Sock Cotton Sock Plastic Wrap Aluminum Foil
Question 44
44.
Pick an animal that lives in a hot environment (like a desert) _______

How does that animal that keeps cool/from overheating _______
Question 45
45.
Pick an animal that lives in a cold environment (like the artic) _______

How does that animal that keeps warm/from freezing _______
Correct the misconceptions

*You can do this by rewriting the statement to make it true.
*The words typed in bold are the ones that are needed to be changed.
Question 46
46.
Incorrect Statement
The materials in the data set kept the soda can cold.

Corrected Statement
The materials in the data set _______
Question 47
47.
Incorrect Statement
Wool adds warmth.

Corrected Statement
Wool _______ warmth
Question 48
48.
Incorrect Statement
Wool material works best because I know people who use that method.

Corrected Statement
Wool material works best because _______

Paper Towel

Question 9
9.

What is the temperature (in oC) of the soda wrapped in a paper towel after one hour of insulation
* (60.4 - 32) x 0.556
*Round to the nearest tenth

Question 10
10.

Change in temperature in oF after one hour of insulation of the soda wrapped in a paper towel
* 60.4 - 40.0

Question 11
11.

Change in temperature in oC after one hour of insulation of the soda wrapped in a paper towel
* Answer from #9 - 4.4

Wool Sock

Question 12
12.

What is the temperature (in oC) of the soda wrapped in a wool sock after one hour of insulation
* (59.6 - 32) x 0.556
*Round to the nearest tenth

Question 13
13.

Change in temperature in oF after one hour of insulation of the soda wrapped in a wool sock
* 59.6 - 40.0

Question 14
14.

Change in temperature in oC after one hour of insulation of the soda wrapped in a wool sock
* Answer from #12 - 4.4

Cotton Sock

Question 15
15.

What is the temperature (in oC) of the soda wrapped in a cotton sock after one hour of insulation
* (63.4 - 32) x 0.556
*Round to the nearest tenth

Question 16
16.

Change in temperature in oF after one hour of insulation of the soda wrapped in a cotton sock
* 63.4 - 40.0

Question 17
17.

Change in temperature in oC after one hour of insulation of the soda wrapped in a cotton sock
* Answer from #15 - 4.4

Plastic Wrap

Question 18
18.

What is the temperature (in oC) of the soda wrapped in plastic wrap after one hour of insulation
* (62.1 - 32) x 0.556
*Round to the nearest tenth

Question 19
19.

Change in temperature in oF after one hour of insulation of the soda wrapped in plastic wrap
* 62.1 - 40.0

Question 20
20.

Change in temperature in oC after one hour of insulation of the soda wrapped in plastic wrap
* Answer from #18 - 4.4

Aluminum Foil

Question 21
21.

What is the temperature (in oC) of the soda wrapped in aluminum foil after one hour of insulation
* (61.4 - 32) x 0.556
*Round to the nearest tenth

Question 22
22.

Change in temperature in oF after one hour of insulation of the soda wrapped in aluminum foil
* 61.4 - 40.0

Question 23
23.

Change in temperature in oC after one hour of insulation of the soda wrapped in aluminum foil
* Answer from #21 - 4.4

Question 28
28.
4th Best __________
Question 29
29.
5th Best __________
Question 30
30.
6th Best __________