Term
What does (?) in the pressure formula?
P= F/? |
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Definition
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Term
When reading a Baramoter, do you read it from the top of the tube or the top of the Mercury? |
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Definition
| You read it from the top of Mercury as there is not air pressure in the empty tube. |
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Term
Where does boiling occur?
a. On the surface of the liquid.
b. Throughout the entire liquid. |
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Definition
B. Is correct.
Boiling occurs throughout the whole liquid however evaporation only occurs on the surface of the liquid. |
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Term
What is heat capacity?
a. The amount of energy needed to raise the tempreture of an object by 1 degree Kelvin.
b. The amount of energy required to lift a 1kg mass by 1 degree Kelvin. |
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Definition
a. Is correct.
heat capacity is the amount of energy needed to raise the tempreture of an object by 1 degree Kelvin.
The amount of energy required to lift a 1kg mass by 1 degree Kelvin is called specific heat capacity. |
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Term
Latent heat is the change in state of a substance. It changes the internal energy of the substance.
what is changed in the substance?
a. Only kinetic energy.
b. Only potential energy.
c. Both potential and kinetic energy. |
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Definition
B. Is correct.
Only potential energy is changed. |
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