Focus On Earth Science: California Grade 6

Chapter 3: Thermal Energy and Heat

Standards Review

1.
__________ is the ability to cause change. 3.a
A)Power
B)Momentum
C)Work
D)Energy
2.
What two factors determine how much kinetic energy an object has? 3.a
A)speed and mass
B)position and mass
C)speed and position
D)speed and surface area
3.
Which of the following objects has kinetic energy? 3.a
A)leaves lying on the ground beneath a tree
B)a bicycle parked at the top of a hill
C)a ball rolling across the floor
D)a sunny windowsill
4.
__________ is the energy stored in an object due to its position. 3.a
A)Kinetic energy
B)Potential energy
C)Thermal energy
D)Entropy
5.
Which of the following objects has potential energy? 3.a
A)a bowling ball knocking over a pin
B)a ball rolling across the floor
C)a baseball hitting the ground
D)a glass sitting on a table
6.
A __________ is a repeating disturbance that transfers energy through matter or open space. 3.a
A)frequency
B)medium
C)wave
D)conductor
7.
Which of the following is NOT a form of energy? 3.a
A)thermal
B)friction
C)electrical
D)chemical
8.
During energy transformations, energy is never __________. 3.a
A)released as heat
B)created or destroyed
C)released as heat
D)used to increase an object's potential energy
9.
What is transferred when work is done? 3.a
A)energy
B)mass
C)matter
D)velocity
10.
When the pyramids were built, blocks were lifted from a quarry and moved across the desert. When was work done in a scientific sense? 3.a
A)when lifting the blocks and when moving them across the desert
B)moving the blocks across the desert
C)lifting the blocks
D)No work was done in a scientific sense.
11.
If an object absorbs light energy, its thermal energy __________. 3.a
A)is transformed into kinetic energy
B)decreases
C)stays the same
D)increases
12.
__________ energy is the type of energy light has. 3.a
A)Electrical
B)Potential
C)Thermal
D)Radiant
13.
__________ is a measure of the average kinetic energy of all the particles in an object. 3.a
A)Density
B)Temperature
C)Conduction
D)Radiation
14.
If the particles in an object begin to move more quickly, their average kinetic energy __________ and the object's temperature __________. 3.a
A)increases, rises
B)increases, falls
C)decreases, rises
D)decreases, falls
15.
__________ is the thermal energy that flows from a material with a higher temperature to one with a lower temperature. 3.a
A)Work
B)Heat
C)Kinetic energy
D)Potential energy
16.
The transfer of energy through matter by the direct contact of particles is called __________. 3.c
A)convection
B)conduction
C)confluence
D)radiation
17.
Which of the following conducts heat most effectively? 3.c
A)liquid
B)solid
C)gas
D)plasma
18.
__________ is the transfer of energy in the form of electromagnetic waves. 3.d
A)Radiation
B)Convection
C)Conduction
D)Refraction
19.
A(n) __________ is a material that does not allow heat to move through it easily. 3.c
A)fluid
B)conductor
C)insulator
D)current
20.
__________ is the transfer of energy by the motion of heated particles in a gas or liquid. 3.c
A)Convection
B)Conduction
C)Radiation
D)Collision
Grade 6
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