Worksheet: States of Matter
In this worksheet, we will practice describing the transitions between the three most common states of matter on the surface of the Earth: solid, liquid, and gas.
Q2:
The diagram shows water in its three different states: ice, liquid water, and steam.
What word is used to describe liquid water changing to ice?
- AMelting
- BFreezing
- CBoiling
- DSublimating
- ECondensing
What word is used to describe liquid water changing to steam?
- AMelting
- BCondensing
- CEvaporating
- DSublimating
- EFreezing
Under certain conditions, ice can skip the liquid phase entirely and become steam. What word is used to describe this?
- AMelting
- BSublimating
- CEvaporating
- DCondensing
- EBoiling
Q3:
Heating a substance increases the of the substance, which leads to a or a .
- Adensity, change in the mass of the substance, change in state
- Binternal energy, change in temperature, change in state
- Cdensity, change in temperature, change in state
- Dinternal energy, change in temperature, change in mass of the substance
- Einternal energy, change in mass of the substance, change in state
Q4:
Which of the following correctly describes what is meant by “evaporating?”
- A“Evaporating” is the process of a substance changing from a solid to a liquid.
- B“Evaporating” is the process of cooling a substance to .
- C“Evaporating” is the process of a substance changing from a liquid to a gas.
- D“Evaporating” is the process of heating a substance to .
- E“Evaporating” is the process of a substance changing from a gas to a liquid.
Q5:
Which of the following correctly describes what is meant by “freezing?”
- A“Freezing” is the process of cooling a substance below .
- B“Freezing” is the process of a substance changing from a solid to a liquid.
- C“Freezing” is the process of a substance changing from a liquid to a solid.
- D“Freezing” is the process of cooling a substance to absolute 0.
- E“Freezing” is the process of a substance changing from a gas to a liquid.
Q7:
What word describes a substance changing from a solid to a liquid?
- ASublimating
- BMelting
- CFreezing
- DCondensing
- EEvaporating
Q8:
Some water vapor in a container is cooled. It first condenses to become water and then freezes to become ice. The temperature of the contents of the container are recorded every minute, and the results are shown in the graph.
What state is the water in between 0 and 5 minutes?
- ASolid
- BGas
- CLiquid
What state is the water vapor in between 40 and 45 minutes?
- ALiquid
- BGas
- CSolid
What word describes what is happening between 5 and 15 minutes?
- ASublimation
- BEvaporation
- CCondensation
- DMelting
- EFreezing
What word describes what is happening between 35 and 40 minutes?
- AFreezing
- BEvaporation
- CSublimation
- DCondensation
- EMelting
Q9:
Some ice is placed in a beaker and heated using a Bunsen burner. It eventually melts and becomes water. The water is then heated until it is boiling. The temperature of the contents of the beaker is recorded every minute, and the results are shown in the graph.
What state was the water in between 0 and 5 minutes?
- ALiquid
- BGas
- CSolid
What state was the water in between 10 and 30 minutes?
- ASolid
- BLiquid
- CGas
Between 30 and 40 minutes, the water was undergoing a change of state. Which word is used to describe this change of state?
- ACondensation
- BSublimation
- CEvaporation/boiling
- DMelting
Q10:
The graph shows the temperature of nitrogen in a container as it is cooled. The nitrogen starts as a gas at room temperature, is cooled to a liquid, and then finally turns to a solid.
What is the boiling point of nitrogen to the nearest degree Celsius?
What is the melting point of nitrogen to the nearest degree Celsius?
Q11:
Some gold is placed in a ceramic container, and then it is heated in a furnace. The temperature of the gold is measured every minute using a thermal-imaging camera, and the results are shown in the table.
| Time (Minutes) | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature () | 19 | 219 | 419 | 619 | 819 | 1,019 | 1,064 | 1,064 | 1,064 | 1,157 | 1,339 |
What state was the gold in between minutes 0 and 5?
- AGas
- BSolid
- CLiquid
What state was the gold in between minutes 9 and 10?
- ASolid
- BLiquid
- CGas
What word describes what happens between minutes 6 and 8?
- AMelting
- BSolidifying
- CCondensing
- DEvaporating
- ESublimating
Q12:
Some silver in a graphite crucible is allowed to cool from . The temperature of the silver is measured every minute using a thermal-imaging camera, and the results are shown in the table.
| Time (Minutes) | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature () | 1,000 | 962 | 962 | 962 | 910 | 760 | 610 | 460 | 310 | 160 | 20 |
What was the state of the silver between minutes 0 and 1?
- ASolid
- BLiquid
- CGas
What was the state of the silver between minutes 4 and 10?
- ASolid
- BGas
- CLiquid
What word describes what happens between minutes 1 and 3?
- ASublimation
- BCondensing
- CEvaporating
- DSolidifying
- EMelting
Q13:
Each of the following diagrams represents how atoms in a material are positioned relative to one another. Which diagram represents a liquid?
- A
- B
- C
- D
- E
Q14:
Each of the following diagrams represents how atoms in a material are positioned relative to one another. Which diagram represents a solid?
- A
- B
- C
- D
- E
Q15:
The diagram shows three different substances at three different temperatures and in three different states of matter. For which substance is the average kinetic energy of the molecules that make it up greatest?
- ASubstance B
- BSubstance C
- CIt is not possible to know from the available information.
- DSubstance A
Q16:
The diagram shows water in three different states of matter.
In which state is the average kinetic energy of the water molecules greatest?
- AGas
- BSolid
- CLiquid
In which state is the average kinetic energy of the water molecules least?
- ASolid
- BLiquid
- CGas
Q17:
The diagram represents how the atoms in a material are positioned relative to one another before and after the material undergoes a change of state. What term is given to the change of state shown in the diagram?
- ACondensing
- BMelting
- CEvaporating
- DFreezing
- ESublimating
Q18:
The diagram represents how the atoms in a material are positioned relative to one another before and after the material undergoes a change of state. What term is given to the change of state shown in the diagram?
- AEvaporating
- BSolidifying
- CMelting
- DCondensing
- ESublimating
Q19:
The diagram represents how the atoms in a material are positioned relative to one another before and after the material undergoes a change of state. What term is given to the change of state shown in the diagram?
- ACondensing
- BSublimating
- CSolidifying
- DEvaporating
- EMelting
Q20:
The diagram represents how the atoms in a material are positioned relative to one another before and after the material undergoes a change of state. What term is given to the change of state shown in the diagram?
- ASolidifying
- BMelting
- CEvaporating
- DSublimating
- ECondensing
Q21:
The diagram represents how the atoms in a material are positioned relative to one another before and after the material undergoes a change of state. What term is given to the change of state shown in the diagram?
- ASublimating
- BCondensing
- CSolidifying
- DMelting
- EEvaporating