
Heat Energy and Phase Changes

Interactive Video
•
Physics, Chemistry, Science
•
9th - 12th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the equation Q = M * L represent in the context of heat energy?
The energy required to cool a liquid
The energy required for a temperature change
The energy required for a phase change
The energy required to heat a gas
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which unit is more commonly used for measuring heat energy in physics?
Watts
Kelvin
Calories
Joules
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the specific heat capacity of liquid water?
2000 J/kg°C
3330 J/kg°C
4186 J/kg°C
2100 J/kg°C
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do metals have a low specific heat capacity?
They require more energy to change temperature
They have a high latent heat of fusion
They conduct heat poorly
They change temperature quickly with added heat
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much energy is required to melt 450 grams of ice?
21,976 Joules
376,740 Joules
149,850 Joules
149,850 Calories
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the temperature during a phase change?
It remains constant
It decreases
It fluctuates
It increases
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the latent heat of vaporization higher than the latent heat of fusion?
It requires more energy to vaporize
It requires less energy to vaporize
It is unrelated to energy requirements
It requires the same energy as fusion
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