WorksheetsEnergy and Matter Test
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
The measure of the average kinetic energy of the particles of a substance is its _____.
a)
temperature
b)
heat
c)
kinetic energy
d)
thermal energy
2.
Which of the following statements about the particles in a material is true?
a)
The average kinetic energy of the particles increases as the temperature increases
b)
The average kinetic energy of the particles in a substance never changes
c)
The average kinetic energy of the particles decreases as the temperature increases.
d)
There is no relationship between kinetic energy and temperature.
3.
Kinetic energy is
a)
stored energy
b)
the energy of motion
4.
When a substance is cooled it usually expands.
a)
True
b)
False
5.
When a pot of water is put on a stove, the water at the surface gets hot primarily by ____.
a)
radiation
b)
conduction
c)
convection
6.
You grab a bottle of water out of the refrigerator. Your hand gets cold because of which of the following?
a)
radiation
b)
conduction
c)
convection
7.
Compared to water, most metals have low specific heats.
a)
True
b)
False
8.
Most materials ____ when they are heated.
a)
contract
b)
expand
9.
At which temperature are the particles in a pencil moving the fastest?
a)
50°C
b)
40°C
c)
they are the same
10.
Particles move from areas of low to high concentration.
a)
True
b)
False
11.
Random motion means it moves in an orderly fashion.
a)
True
b)
False
12.
The combined total of the kinetic and potential energy in a material is called _____.
a)
radiant energy
b)
nuclear energy
c)
chemical energy
d)
thermal energy
13.
Adding thermal energy to a cup of water may cause the particles to _____.
a)
move faster
b)
move closer together
c)
slow down
d)
collide less frequently
14.
During a hot shower, water vapor fogs up the cooler mirror when it turns to water. This is an example of _____.
a)
condensation
b)
deposition
c)
sublimation
d)
vaporization
15.
Which type of energy transfer allows the Sun to warm Earth?
a)
conduction
b)
convection
c)
radiation
d)
transmission
16.
All of the following are good conductors of heat except ____.
a)
wood
b)
aluminum
c)
copper
d)
silver
17.
Air is a good conductor of heat.
a)
True
b)
False
18.
The temperature of a piece of iron increases more than that of a sample of water with the same mass when the same amount of thermal energy is added. This is because:
a)
iron has a higher specific heat
b)
iron has a lower specific heat
c)
iron has a higher melting point
d)
water is a liquid and iron is a solid
19.
Does not allow thermal energy to flow easily....
a)
conductor
b)
insulator
20.
Ocean current can be a result of convection.
a)
True
b)
False
21.
Heat always moves from cooler objects to warmer objects.
a)
True
b)
False
22.
Every substance has the same melting and freezing point.
a)
True
b)
False
23.
Which picture best describes a solid?
a)
Option 1
b)
Option 2
c)
Option 3
24.
Which picture best describes a liquid?
a)
Option 1
b)
Option 2
c)
Option 3
25.
Which picture best describes a gas?
a)
Option 1
b)
Option 2
c)
Option 3
100 %
