Glencoe Science Level Red

Chapter 6: Energy

Section 2 Self-Check Quiz-Eng.

1
As energy transformations occur within a system, the total energy of the system __________.
A)increases
B)decreases
C)remains constant
D)is transferred out of the system
2
If the particles in an object begin to move more quickly, their average kinetic energy __________ and the object's temperature __________ .
A)increases, falls
B)decreases, rises
C)decreases, falls
D)increases, rises
3
__________ is a measure of the average kinetic energy of all the particles in an object.
A)Density
B)Conduction
C)Temperature
D)Radiation
4
Which of the following equivalent masses has the greatest kinetic energy?
A)ice cubes
B)cold water
C)steam
D)warm water
5
Which of the following temperatures is equal to 100°C?
A)32°F
B)100 K
C)212°F
D)-20°F
6
__________ is the thermal energy that flows from a material with a higher temperature to one with a lower temperature.
A)Heat
B)Work
C)Kinetic energy
D)Potential energy
7
The transfer of energy through matter by the collision of atoms in a material is called __________.
A)conduction
B)convection
C)confluence
D)radiation
8
Why is water often used as a coolant?
A)It has a low boiling point.
B)A large amount of water cools quickly.
C)It absorbs a large amount of heat before its temperature rises by one degree.
D)It has a low specific heat.
9
A(n) __________ is a material that does not allow heat to move through it easily.
A)conductor
B)insulator
C)fluid
D)current
10
__________ is the transfer of energy by the motion of heated particles in a gas or liquid.
A)Convection
B)Conduction
C)Radiation
D)Collision
11
Which of the following statements about thermal energy transfer is true?
A)The Sun is the only source of radiation.
B)When heat is transferred by conduction, particles collide but remain in the same location.
C)Convection takes place most easily in solids.
D)Convection does not occur naturally.
12
At what point on the Celsius temperature scale does water freeze?
A)32°C
B)100°C
C)absolute zero
D)0°C
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe