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6th Grade - 2nd 9 Weeks Review

Total questions: 34

Worksheet time: 17mins

Name
Class
Date
1.

Heat transfer always moves ...

a)

cold to hot

b)

east to west

c)

hot to cold

d)

north to south

2.

What is the average speed?

a)

10 meters/minute

b)

5 meters/minute

c)

2 meters/minute

d)

50 meters/minute

3.
The earth receives heat energy from the sun by _______________, which is the transfer of energy as electromagnetic waves?
a)
radiation
b)
convection
c)
conduction
d)
greenhouse effect
4.
The transfer of heat energy by direct contact, or touch, is __________________?
a)
radiation
b)
convection
c)
conduction
d)
greenhouse effect
5.
Eggs cooking in a frying pan.
a)
Conduction
b)
Convection
c)
Radiation
6.
A group of friends gather around a fire to stay warm.
a)
conduction
b)
convection
c)
radiation
7.

What type of heat transfer takes place when you touch a warm mug of hot chocolate?

a)

Radiation

b)

Convection

c)

Conduction

d)

None of the above

8.

When you use a microwave, what is the main way that heat is transferred?

a)

Convection

b)

Conduction

c)

Radiation

d)

insulation.

9.

Which of the following is the best example of conduction?

a)

A light bulb warming a lampshade

b)

An egg cooking in a frying pan

c)

Water boiling in a pot

d)

Gases circulating in the atmosphere

10.

Select all that apply. Which of the following are examples of radiation?

a)

microwave

b)

Sunlight

c)

Fire

d)

touching a piece of hot metal

11.

Conduction requires

a)

Electricity

b)

the electromagnetic spectrum and particles

c)

air or water flow

d)

direct contact

12.

The transfer of heat through ___________ allows a hot air balloon to rise.

a)

conduction

b)

convection

c)

radiation

d)

condensation

13.

The roller coaster cart has the most potential energy at position-

a)

W

b)

X

c)

Y

d)

Z

14.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
15.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
16.

What energy transformations occur in a hydroelectric dam?

a)

mechanical (turbine) to electrical (generator)

b)

mechanical (turbine) to chemical (generator)

c)

electrical (turbine) to mechanical (generator)

d)

chemical (turbine) to electrical (generator)

17.
What is the energy transformation?
a)
Kinetic to Mechanical to Electrical
b)
Kinetic to Mechanical to Kinetic
c)
Electromagnetic to Mechanical to Electrical
d)
Kinetic to Sound to Electrical
18.

Which object shows an energy transformation from electrical to mechanical?

a)
b)
c)
d)
19.
Which could be an example of an unbalanced force?
a)

A plate sitting on a dining table

b)

A ball at the top of a hill that is not moving

c)

Earth orbiting the Sun at a constant speed

d)

A baseball that has been thrown to home plate.

20.

Where is the potential energy the greatest?

a)

A

b)

B

c)

C

d)

D

21.

Soccer player kicking the ball.

a)

Balanced

b)

Unbalanced

22.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
23.

What happens to the position of an object as an unbalanced force acts upon it?

a)

It causes no reaction

b)

It causes movement

c)

It causes gravity

24.

What is the speed of a car that travels 400 m in 20 minutes?

a)

200 miles/hr

b)

20 m/min

c)

800 m/min

25.
What is the energy transformation?
a)

Electrical to Thermal to Electromagnetic

b)

Mechanical to Chemical to Electrical

c)

Electrical to Electromagnetic to Thermal

d)

Electrical to Light to Thermal

26.

As fluids are ______, they become _____ dense and rise.

a)

Heated; more

b)

Heated; less

c)

Cooled; more

d)

Cooled; less

27.

Which object has the most kinetic energy?

a)

baseball

b)

player

c)

glove

d)

legs

28.

If the man and the ball travels 90 m in 9 seconds, what is their average speed?

a)

10 m/s

b)

180 m/s

c)

99 m/s

29.

Which of the following will require the least force to move the load up the inclined plane?

a)
b)
c)
d)
30.

What is the energy transformation that occurs in an electric pencil sharpener?

a)

mechanical energy to electrical energy

b)

electrical energy to mechanical energy

c)

radiant energy to sound energy

d)

chemical energy to mechanical energy

31.

What is the speed of this object at 4 seconds?

a)

5 m/s

b)

10 m/s

c)

2 m/s

d)

25 m/s

32.
The greatest amount of force is required to move the metal block up which inclined plane?
a)
A
b)
B
c)
C
d)
D
33.

Where would this tossed baseball have the greatest amount of kinetic energy?

a)

point W

b)

point X

c)

point y

d)

point z

34.

If a lizard can run 8 m across the water in 4 seconds, how fast is he traveling?

a)

32 m/s

b)

2 m/s

c)

34 meters