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E&E Review Unit 3

Total questions: 29

Worksheet time: 17mins

Name
Class
Date
1.

How many steps are there in the product life cycle?

a)

6

b)

8

c)

5

d)

7

2.

Denny uses 30 N of force to push a lawn mower 3 meters. Find the amount of work used.

a)

10 J

b)

90 N

c)

90 J

d)

10 N

3.

What is the force of a 90 Kg book that is falling at 3 m/s^2?

a)

30 J

b)

270 N

c)

270 J

d)

30 N

4.

How much power is required to pull a car if you use 20 J of work in 2 seconds?

a)

10 N

b)

10 W

c)

10 J

d)

40 W

5.

How much power is required to pull a car if you use 75 J of work in 25 seconds?

a)

1875 W

b)

3 W

c)

3 N

d)

3 J

6.

What is the force of a 20 kg book that is falling at 4 m/s^2?

a)

5 W

b)

80 N

c)

80 J

d)

5 N

7.

Valeria uses 12 N of force to push a lawn mower 12 meters. Find the amount of work.

a)

144 N

b)

144 W

c)

1 N

d)

144 J

8.

The six forms of energy includes which of the following?

a)

Kinetic

b)

Chemical

c)

Light/Radiant

d)

Nuclear

9.

The six forms of energy include which of the following?

a)

Light/radiant

b)

Kinetic

c)

Nuclear

d)

Potential

10.

The six forms of energy include which of the following?

a)

Heat/thermal

b)

Chemical

c)

Mechanical

d)

Electrical

11.

The integrated waste management gets rid of our waste in one of ___ ways.

a)

seven

b)

six

c)

five

d)

eight

12.

Hydrogen and hydropower are the same thing.

a)

True

b)

False

13.

The 6 forms of energy and alternative energy sources are the same thing.

a)

True

b)

False

14.

Which of the following are alternative energy sources?

a)

Kinetic

b)

Hydrogen

c)

Hydropower

d)

Geothermal

15.

Which of the following are alternative energy sources?

a)

Geothermal

b)

Biomass

c)

Hydrogen

d)

Hydropower

16.

Which of the following are alternative energy sources?

a)

Hydropower

b)

Solar

c)

Geothermal

d)

Nuclear

17.

What do the three R's stand for?

a)

Redo, Reduce, Reuse

b)

Reduce, Reuse, Recycle

c)

Recycle, Reu, Red

d)

Reuse, Redo, Reduce

18.

Biomass includes waste products like...

a)

algae

b)

trees

c)

grains

19.

Inexhaustible resources are...

a)

renewable resources: oil, petroleum, gas

b)

non-renewable resources: wind, solar, hydro

c)

renewable resources: wind, solar, hydro

d)

non-renewable: oil, petroleum, gas

20.

This is a material used to prevent the passage of heat, electricity or sound.

a)

Convection

b)

Conduction

c)

Insulation

d)

Incineration

21.

Which of the following are examples of natural resources.

a)

Animals

b)

Sun

c)

Oil

d)

Water

22.

This is the most basic form of materials.

a)

Flip phone

b)

Wood

c)

Gasoline

d)

Cotton

23.

This is the way in which heat travels by movement/circulation within liquids or gases.

a)

Incineration

b)

Conduction

c)

Convection

d)

Insulation

24.

Exhaustible resources are...

a)

renewable resources: oil, petroleum, gas

b)

non-renewable resources: wind, solar, hydro

c)

renewable resources: wind, solar, hydro

d)

non-renewable: oil, petroleum, gas

25.

Thermal energy produces heat but does not always produce light.

a)

True

b)

False

26.

This is an example of a conductor.

a)

Rubber

b)

Metals

c)

Wood

d)

Hot air balloon

27.

This is the movement of heat between materials that are touching each other.

a)

Conduction

b)

Insulation

c)

Convection

d)

Incineration

28.

Light/radiant energy emits light and heat.

a)

True

b)

False

29.

There are two forms of incineration.

a)

True

b)

False