# Shared Flashcard Set

## Details

Section 4 physics flash cards
Section 4a-4c
5
Physics
Not Applicable
06/18/2017

Term
 What does (?) in the pressure formula?   P= F/?
Definition
 (?) = A for Area
Term
 When reading a Baramoter, do you read it from the top of the tube or the top of the Mercury?
Definition
 You read it from the top of Mercury as there is not air pressure in the empty tube.
Term
 Where does boiling occur? a. On the surface of the liquid.   b. Throughout the entire liquid.
Definition
 B. Is correct. Boiling occurs throughout the whole liquid however evaporation only occurs on the surface of the liquid.
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.
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.
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.
Definition
 B. Is correct. Only potential energy is changed.
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