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1. What is the SI unit of temperature?
A
Fahrenheit
B
Kelvin
C
Celsius
2. Which type of heat transfer does not require a medium?
A
Radiation
B
Conduction
C
Convection
3. What is the freezing point of water in Celsius?
A
-273 degrees
B
100 degrees
C
0 degrees
4. What is the specific heat capacity of water?
A
2.72 J/g°C
B
4.18 J/g°C
C
6.55 J/g°C
5. Which material is a good conductor of heat?
A
Plastic
B
Wood
C
Copper
6. What happens to the volume of a gas when its temperature increases?
A
It contracts
B
It remains the same
C
It expands
7. What is the heat capacity of a substance?
A
The temperature at which it melts
B
The amount of heat needed to raise its temperature by 1°C
C
The color it emits when heated
8. What is the formula to convert Celsius to Fahrenheit?
A
F = C - 32
B
F = (C × 9/5) + 32
C
F = (C - 32) × 5/9
9. What is the first law of thermodynamics also known as?
A
The Law of Conservation of Energy
B
The Law of Entropy
C
The Law of Heat Transfer
10. What is the temperature at which all molecular motion ceases?
A
Room temperature
B
Absolute zero
C
Boiling point
11. What instrument is used to measure temperature?
A
Hygrometer
B
Thermometer
C
Mercury
12. How does temperature affect air density?
A
As air temperature increases, density decreases
B
As air temperature increases, density increases
C
As air temperature increases, density remains equal