Phases Of Matter Quiz

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Preparation for the Science test

Questions and Answers

1.

What is the most common phase of matter in our universe?
- A.
  
  Solid
- B.
  
  Liquid
- C.
  
  Gas
- D.
  
  Plasma
- E.
  
  They all are equal
Correct Answer
D. Plasma

Explanation
Plasma is 99% of the matter on our universe.

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2.

__________ is either absorbed or released during a phase change.

Correct Answer
energy
3.

Explain the changes that happen to the molecules in sublimation.
4.

What is the difference between endothermic and exothermic changes?
5.

Vaporization is an ____________ process. Choices:endothermic or exothermic.

Correct Answer
endothermic
6.

______________ discovered the 5th state of matter. Write full name.

Correct Answer
Satyendra Bose
Albert Einstein
7.

If the speed of an object increases, its kinetic energy _________.
- A.
  
  Decreases
- B.
  
  Increases
- C.
  
  Stays the same
- D.
  
  In unpredictable
- E.
  
  Stops
Correct Answer
B. Increases
8.

Write the equation to Boyle's law using P1, P2, V1, V2.

Correct Answer
P1V1=P2V2
9.

Write the equation to Charles's law using V1, V2, T1, T2.

Correct Answer
V1/T1=V2/T2
10.

Briefly describe the six phase changes, and how the "cycle of phase changes" works.

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