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WorksheetsChanges in States of Matter Revie
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
Use this table to answer the question.
Which two elements will turn into gases before reaching 1000 degrees Fahrenheit?
Which two elements will turn into gases before reaching 1000 degrees Fahrenheit?
a)
P and Q
b)
Q and R
c)
R and S
d)
P and S
2.
The process where water vapor changes from a gas to a liquid is called:
a)
sublimation
b)
precipitation
c)
evaporation
d)
condensation
3.
Justin placed an ice cube in a tray on a window sill. Over the next few minutes the ice melted. As this was happening, the ice:
a)
gained energy
b)
gained mass
c)
lost energy
d)
lost mass
4.
Which of the following statements correctly identifies the relationship between evaporation rate and temperature?
a)
The evaporation rate is not affected by temperature.
b)
The evaporation rate increases as temperature rises.
c)
The evaporation rate decreases as temperature rises.
d)
Evaporation will stop if the temperature rises.
5.
If a gas is cooled to just below its boiling point, it will:
a)
freeze
b)
melt
c)
evaporate
d)
condense
6.
If you want to change liquid water into a gas you must:
a)
remove heat from the water
b)
apply pressure to the water
c)
add heat to the water
d)
add chemicals to the water
7.
Suppose you pour a glass of ice water and set it on the kitchen table. After a few minutes, the outside of the glass will be covered with drops of water. Why did this happen?
a)
Oxygen in the air cooled and condensed onto the cold glass.
b)
Water vapor in the air cooled and condensed onto the cold glass.
c)
Water vapor in the air cooled and evaporated onto the cold glass.
d)
Water seeped through pores in the glass.
8.
Water freeze at what temperature?
a)
32 degrees Celsius
b)
4 degrees Celsius
c)
0 degrees Celsius
d)
-10 degrees Celsius
9.
What state is a substance in if the temperature of a substance is between its melting point and its boiling point?
a)
solid
b)
liquid
c)
gas
d)
plasma
10.
What happens to a substance when it changes from a liquid to a solid?
a)
it gains mass
b)
it gains energy
c)
it loses mass
d)
it loses energy
11.
Lisa filled an ice cube tray with water and placed it in the freezer. As the water in the tray turned to ice, it:
a)
lost mass
b)
gained mass
c)
lost energy
d)
gained energy
12.
Alex noticed that a metal door that sticks on hot days does not stick when it cools off at night. This is because the metal contracts as it cools. The reason for this is that, as the metal cools, the atoms:
a)
become smaller and take up less space
b)
slow down and move closer together
c)
merge together to form fewer atoms
d)
speed up and move farther apart
13.
Rachel placed an alcohol thermometer in a beaker of hot water and noticed that the alcohol level in the thermometer rose. This happened because the molecules of alcohol:
a)
tried to move away from the heat
b)
became larger
c)
changed state
d)
moved apart
14.
In order to turn liquid water into water vapor, you must:
a)
add chemicals
b)
increase the pressure on it
c)
add energy
d)
take away energy
15.
Aluminum is a solid at room temperature. That is because, at room temperature, aluminum is:
a)
below its melting point
b)
above its sublimation point
c)
above its boiling point
d)
between its melting point and boiling poin
16.
What is the sea level boiling point of water in degrees Celsius?
a)
0 degrees Celsius
b)
32 degrees Celsius
c)
100 degrees Celsius
d)
212 degrees Celsius
17.
The particles in water move fastest in water that is _______________.
a)
boiling
b)
frozen
c)
liquid
d)
melting
18.
If a substance is heated, what happens to its molecules?
a)
they slow down and move closer together
b)
the speed up and move closer together
c)
they slow down and move farther apart
d)
they speed up and move farther apart
19.
What happens to water when its molecules slow down and move closer together?
a)
it separates into hydrogen and oxygen
b)
it turns into liquid nitrogen
c)
it turns into water vapor
d)
it turns into ice
20.
What happens when a substance changes its state?
a)
it is reacting chemically with another substance
b)
it is changing among its solid, liquid, and gas forms
c)
it is dissolving in another substance
d)
it is dissolving in another substance
21.
The temperature at which a solid changes into a liquid is called its __________________.
a)
melting point
b)
evaporation point
c)
boiling point
d)
sublimation point
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