Ch. 3 States of Matter Review Questions

Solids, liquids, and gases are three forms of matter that

• have volume
• have mass
• are made up of atoms
• all of the above

2. A measure of the average kinetic energy of the particles in an object is called

• thermal energy
• kinetic energy
• plasma
• temperature

Which state of matter has a definite shape and volume?

• plasma
• gas
• liquid
• solid

5. Unlike gas, plasma

• has no mass
• has no definite shape
• has no definite volume
• is charged or ionized

Helium atoms are smaller than radon atoms. If temperature is held constant, which atom will move faster?

• Helium
• Radon
• They will move at the same speed
• There is not enough information to answer this question

7. The diagram below represents a phase change for some copper atoms. Which of the following phase changes are the copper atoms undergoing?

• evaporation
• melting
• condensation
• freezing

As a water is heated, the molecules will

• move faster and get closer together
• move faster and spread out
• move slower and get closer together
• move slower and spread out

10. When ice melts to form liquid, energy is

• created
• absorbed
• destroyed
• released

Describe the difference between these two containers. Assume there are the same number of particles in each container.

• The container on the right has less volume and greater pressure
• The container on the right has move volume and greater pressure
• The container on the right has less volume and less pressure
• The container on the right has more volume and less pressure

A motorboat has a mass of 2,300 kg and is floating in a lake. The boat has a rectangular bottom with a length of 3 meters and a width of 2 meters. What mass of water will be displaced by the boat?

• 234 kg
• 383 kg
• 2,300 kg
• 13,800 kg