Thermal Energy Test for Topic 6 sequence1 9/14/2020
By Shawn Murray
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Last updated almost 4 years ago
26 Questions
1
1.
What is the total energy of all the particles in an object called?
1
2.
When the kinetic energy of the particles in an object increases, the temperature-
1
3.
Which kinds of materials do notconduct heat well?
1
4.
Air currents transfer energy by a method called-
1
5.
Heat energy transferred by direct touch is a process called what?
1
6.
When the sun shines and heats something, that energy is called-
1
7.
Jennifer was heating water on a stovetop to cook pasta. She noticed bubbles of water vapor forming at the bottom of the pot of water as the water was boiling. Explain how this water vapor is formed using the terms thermal energy, temperature, and change of state in your explanation.
1
8.
A metal spoon gaining heat energy from a cup of hot chocolate is-
1
9.
Heat from a fireplace is-
1
10.
The movement of boiling water for cooking ramen noodles is-
1
11.
In summer, a family assembled a patio set for their deck. Most of the assembling was done by placing metal screws into parts of the furniture. The furniture was stable all summer. However, when the weather turned cold in the late fall, the family noticed that the chairs and table became wobbly. Use your knowledge of
thermal expansion to explain why.
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12.
If you have 2 pieces of chocolate that have the same specific heat, but one piece is 3 times thickerthan the other, How much energy is needed to melt the larger piece compared to the smaller piece.
1
13.
What is styrofoam?
Styrofoam cups pictured here.
1
14.
What is a metal pan?
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15.
What is a sweater?
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16.
What is plastic?
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17.
What is wood?
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18.
What is rubber?
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19.
What is glass in a window?
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20.
Give two ways in which electrical energy is transferred to thermal energy. Think of items that might be plugged in inside your home.
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21.
When you touch a warm picnic table, your hand becomes warmer. Explain energy conservation and how heat transfers.
1
22.
What is thermal equilibrium?
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23.
What kind of energy does friction cause? Hint-it's the title of this unit of study. You can see the example of a baseball player sliding into a base causing friction. Give a different example of friction happening than the examples shown here.
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24.
When an object gains heat energy, do the particles inside the object move faster or slower?
1
25.
When the particles in an object start to slow down in an object, is the object getting hotter or colder?
