Question 2 (2 points)
Do molecules move in all the states of matter?
Question 2 o...
Physics, 26.02.2020 00:11, art3misdiangelo
Question 2 (2 points)
Do molecules move in all the states of matter?
Question 2 options:
No
Yes
Question 3 (2 points)
Which description below fits a solid object?
Question 3 options:
Takes the shape of its container and molecules are free to move around.
No definite volume and molecules move quickly.
Molecules are tightly packed together, and the object has a clear-cut shape at specific temperatures.
Question 4 (2 points)
In what state of matter are molecules the farthest away from one another?
Question 4 options:
Solid
Liquid
Gas
Question 5 (2 points)
In science when a statement reads, “Solids have similar properties.” What does that mean?
Question 5 options:
They share the same temperatures.
They have the same number of molecules.
They have similar characteristics or qualities.
Question 6 (2 points)
When going from one phase to another, what happens regarding energy?
Question 6 options:
Energy either needs to be released or absorbed.
Nothing happens with energy.
Energy is always destroyed.
Question 7 (2 points)
Which type of reaction is when energy is given off?
Question 7 options:
Exothermic
Endothermic
Question 8 (2 points)
Frost is an example of deposition. This is when water changes from which phases?
Question 8 options:
From solid to gas
From liquid to solid
From gas to solid
Question 9 (2 points)
Matter is made of molecules that do what?
Question 9 options:
Melt
Hold a specific temperature
Move
Disintegrate
Question 10 (2 points)
What happens when molecules bump into one another?
Question 10 options:
They lose energy.
They gain energy.
They transfer energy.
They stick together.
Question 11 (2 points)
What is the law of conservation of energy?
Question 11 options:
Energy can be created with enough heat.
Energy can never be created or destroyed.
Energy can be destroyed when new substances are made.
Energy can only move from a cold substance to a hot substance.
Question 12 (2 points)
The second law of thermodynamics states that potential energy changes over time. How does it change?
Question 12 options:
It decreases.
It increases.
It doesn’t change.
It speeds up.
Question 13 (2 points)
What happens at absolute zero?
Question 13 options:
All living things die.
All molecules stop moving.
Rocks freeze.
Atmosphere stops forming.
Question 14
What is unique about absolute zero?
A. Absolute zero can never be reached.
B. Absolute zero can only be reached in a laboratory setting.
C. Absolute zero hasn’t been proven scientifically.
Question 15
Absolute zero hasn’t been proven scientifically.
A. True
B. False
Answers: 3
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