Unit 2 : TRANSFER OF HEAT ENERGY AND ITS EFFECTS Flashcards
1
Q
Definition of Temperature
A
Temperature is the measure of how hot or cold an object is.
2
Q
Formula to find density
A
Density = Mass/Volume
D = M/V
3
Q
What us a bimetallic strip made out of
A
Brass and steel
4
Q
Bimetallic strip facts:
A
- Upon heating, The brass expands more than steel, causing the strip to bend one way
- Upon cooling, The brass contracts more than steel, causing the strip to bend the other way
4
Q
Definition of Density:
A
The amount of mass per unit volume of an object
D = M/V
5
Q
Characteristics of an object when it either expands or contracts
A
- Mass: Remains the same (no new particles are formed)
- Volume: Increases/decreases
- Density: Decrease/Increases (Respectively)
6
Q
A
