.1. Which of the physical states of water contains particles with the highest kinetic energy?
a.water
b.melting ice
c.steam
d.ice

2. In terms of rigidity or fluidity, which of the three states of matter is very rigid and cannot flow based on their properties?
a. solid
b. Bquid
c. gas
d.plasma
3. Which of the following statements are true about gas?

a. The particles are close together like solid. b. The particles are far apart than the particles d. plasma in a liquid and solid. c. The particles sometimes are close or far apart from each other. d. All of the above

4. Which state of matter has a definite volume?

a. solid b. liquid c. gas d. Both A & B

5. Which of the following statements is the main reason why any matter has mass and takes up space?
a. Matter is made up of tiny particles that have mass and take up space.
b. Matter can be a gas.
c. All matter is heavy whether it is big or small.
d. The planet Earth is made up of matter.

6. Which state is shown in this diagram?

a. Solid b. Liquid c. Gas d. None of these

7. If solid particles are very closely packed together, how about gas particles?
a. closely packed
b. very close packed
c. sometimes close or sometime far
d. far from each other

8. Based on the Particle Model of Matter, what can we do to make ice melt quickly?
a. Put it in a warm spot
b. Heat it in some other way
C. Place it under the sun
d. All of these

9. Based on the definition of matter that it is anything that has mass and occuples space. Which of the following is an example of matter?

a. light b. smoke c. sound d. heat

10. Based on the Particle Model of Matter, why is the balloon filled with air squishy and an be easily compressed?
a. The particles of gas are randomly arranged.
b. Particles of gas do not have a definite space and takes the shape of the balloon.
c. The particles of the gas are far from each other and move around in random directions.
d. All of the above​

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