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Worksheets

Final Review

Total questions: 178

Worksheet time: 4hrs 28mins

Name
Class
Date
1.
Which way will the magnets move after they are released?
a)
Towards each other
b)
Away from each other
c)
Not enough information
2.

Which of the following would NOT increase the rate at which a sugar cube dissolves?

a)

Reducing the amount of solvent

b)

Crushing the sugar cube

c)

Stirring the solution

d)

Heating the solvent

3.
Which of the following would dissolve the slowest?
a)
a sugar cube in hot water
b)
a sugar cube in cool water
c)
powdered sugar in cool water
d)
powdered sugar in hot water
4.

Phase change going from Liquid to Solid...

a)

Melting

b)

Freezing

c)

Condensation

d)

Sublimation

5.

Phase change going from a Solid to a Liquid...

a)

Freezing

b)

Condensation

c)

Melting

d)

Sublimation

6.
The phase change from water vapor to liquid water is known as...
a)
evaporation
b)
precipitation
c)
condensation
d)
sublimation
7.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
8.
5. What is it called when a solid turns directly into a gas?
a)
Sublimation
b)
Condensation
c)
Liquid
9.
Which of the following terms identifies the change from a liquid to gas?
a)
Vaporization
b)
Condensation
c)
Deposition
d)
Sublimation
10.

What is volume?

a)

how heavy it is

b)

how much space it takes up

c)

how much matter is in the object

d)

the shape of the object

11.

What is the formula for finding volume of a box?

a)

v = l + w + h

b)

v = l x w x h

c)

v = l x h

12.

Which is the base unit for mass?

a)

meter

b)

liter

c)

gram

13.

Which is the base unit for length?

a)

meter

b)

liter

c)

gram

14.

Which is the base unit for capacity?

a)

meter

b)

liter

c)

gram

15.
What is the mass number defined as?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
16.

What is the mass number of this atom?

a)

1

b)

3

c)

4

d)

7

17.

What is the mass number and atomic number ?

a)

Mass number = 7, atomic number = 14

b)

Mass number = 14, atomic number = 7

18.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
19.
Which liquid is the least dense?
a)
oil
b)
water
c)
syrup 
d)
plastic bottle
20.

Which substance has the lowest density?

a)

Oil

b)

Water

c)

Syrup

21.

Which substance has the lowest density?

a)

Plastic Block

b)

Water

c)

Grape

22.

Which substance has the highest density?

a)

Plastic Block

b)

Cork

c)

Grape

23.

What is the volume of the rock?

a)

50 mL

b)

75 mL

c)

25 mL

d)

125 mL

24.

What is the volume of the solid object?

a)

100 mL

b)

125 mL

c)

225 mL

d)

250 mL

25.

What is the volume of the chalk?

a)

9 mL

b)

19 mL

c)

10 mL

d)

20 mL

26.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
27.

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

a)

W

b)

X

c)

Y

d)

Z

28.

What type of energy is stored in batteries or food?

a)

Potential energy

b)

Thermal energy

c)

Chemical energy

d)

Mechanical energy

29.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
30.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
31.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking 
b)
Running
c)
Standing Still 
d)
Walking Fast
32.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
33.
What is happening at E?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
34.

If Emma is running for 8 minutes at 2 miles/min, how far did she run?

a)

4 miles

b)

16 min

c)

16 miles

d)

0.5 min

35.

If Sally is speeding through the parking lot at 18m/hr, and she travels 9 m, how long did it take her?

a)

2 m/hr

b)

0.5 hr

c)

2 m

d)

0.5 m

36.

If Harry drives 4 miles in 2 minutes, what was his speed?

a)

0.5 miles/min

b)

2 miles/min

c)

2 min/m

d)

0.5 min/m

37.

What is happening at C?

a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
38.

What is happening at B?

a)
Stationary
b)
Accelerating
c)

Steady speed; moving away from the starting position

d)
Steady speed; returning to start position
39.

Which type of energy is almost always produced during an energy transformation?

a)

Heat

b)

Electrical

c)

Chemical

d)

Sound

40.

A green powder is heated & a gas is given off while it turns to a black solid. This describes

a)

Physical Change

b)

Chemical Change

c)

Change in State

d)

Change in Temperature

41.

Which of the following could indicate that a chemical change took place?

a)

Change in color

b)

Production of Energy

c)

Formation of Gas

d)

All are correct

42.

An object undergoes a physical change when it changes:

a)

color, burning, rusting

b)

shape, form, color

c)

tarnishing, melting, ashes

43.

An object undergoes a chemical change when it changes:

a)

shape, form, state of matter

b)

melting, odor, size

c)

color, burning, rusting

44.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
45.
Hydrochloric acid reacts with potassium hydroxide to produce a salt, water,and heat.
a)
Chemical Change
b)
Physical Change
46.
A pellet of sodium is sliced in two
a)
Chemical change
b)
Physical Change
47.
Evaporation
a)
Chemical Change
b)
Physical Change
48.

The amount of matter in an object

a)

Mass

b)

Volume

c)

Length

49.

Find the mass.

a)

550.4 g

b)

559.4 g

c)

550.6 g

50.

Find the mass.

a)

5 g

b)

0.5 g

c)

0.2 g

51.

Find the mass.

a)

285.3 g

b)

275.5 g

c)

275.3 g

52.

Pushing a box across the room

a)

Work

b)

No Work

53.

Carrying a baby

a)

Work

b)

No Work

54.

Holding a backpack

a)

Work

b)

No Work

55.

Lifting a laundry basket

a)

Work

b)

No Work

56.

if you push a cart with a force of 60 N for 2 m... how much work have you done

a)

120 J

b)

30 J

c)

120 N

d)

30 N

57.

Two people shove on a wall with 100 N. The wall doesn’t move. How much work is done?

a)

100J

b)

100N

c)

0J

d)

0N

58.
Calculate work: A 100 Newton force is applied to move a 15 kg object a distance of 5 meters?
a)
20 Joules
b)
75 Joules
c)
500 Joules
d)
1500 J
59.

It took 500 Newtons of force to push a car four meters. How much work was done?

a)

2000 J

b)

125 J

c)

0.008 J

d)

500 J

60.

Something that you keep the same in an experiment is called a(n) _________________________.

a)

variable

b)

control

c)

procedure

d)

conclusion

61.

I want to know if low strength bleach, medium strength bleach, or maximum strength bleach will get Heinz ketchup stains out of white T-shirts the best. What is the variable in this experiment?

a)

the type of stain

b)

the strength of the bleach

c)

the color of shirt

d)

the brand of ketchup

62.

How many independent variables should you have in an experiment?

a)

two

b)

as many as possible

c)

four

d)

one

63.

I want to know if low strength bleach, medium strength bleach, or maximum strength bleach will get Heinz ketchup stains out of white T-shirts the best. What is the dependent variable in this experiment?

a)

the severity of the stain

b)

the strength of the bleach

c)

the color of shirt

d)

the brand of ketchup

64.

I want to know if low strength bleach, medium strength bleach, or maximum strength bleach will get Heinz ketchup stains out of white T-shirts the best. What is the control in this experiment?

a)

the severity of the stain

b)

the strength of the bleach

c)

the color of shirt

d)

the brand of ketchup

65.

Boiling Water

a)

Conduction

b)

Convection

c)

Radiation

66.

Curling Iron

a)

Conduction

b)

Convection

c)

Radiation

67.

Sun Bathing

a)

Conduction

b)

Convection

c)

Radiation

68.

Feet on Hot Sand

a)

Conduction

b)

Convection

c)

Radiation

69.

Hot Air in a Toaster

a)

Conduction

b)

Convection

c)

Radiation

70.

What does the atomic number represent?

a)

how many atoms are in a group.

b)

how much an atom weighs.

c)

the number of protons in the nucleus of the atom.

71.

Which particles are contained in the nucleus of an atom?

a)

neutrons and electrons

b)

protons and neutons

c)

protons, neutron, and electrons

72.

which subatomic particles have no charge (they are neutral)?

a)

protons

b)

neutrons

c)

electrons

73.

What is a subatomic particle with a positive charge?

a)

Proton

b)

Neutron

c)

Electron

74.

Which subatomic particles are much smaller than the others and have a negative charge?

a)

protons

b)

neutrons

c)

electrons

75.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
76.

A neutron has what charge?

a)

Positive

b)

Negative

c)

Neutral

77.

A proton has what charge?

a)

Positive

b)

Negative

c)

Neutral

78.

Where can electrons be found?

a)

On orbitals

b)

In the nucleus

c)

In the middle

d)

On orbits

79.

How many protons does Potassium (K) have?

a)

19

b)

39

c)

20

d)

58

80.

Copper - Cu

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

81.

Baking Soda - NaHCO3

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

82.

Chalk - CaCO3

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

83.

Rocks and Sand

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

84.

Water - H2O

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

85.

Magnesium - Mg

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

86.

Vinegar - CH3COOH

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

87.

Bismuth - Bi

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

88.
a)
Element
b)
Compound
c)
Mixture
89.
a)
Element
b)
Compound
c)
Mixture
90.
a)
Element
b)
Compound
c)
Mixture
91.

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

92.

What type of energy transformation occurs in an electric fan?

a)

electrical energy to mechanical energy

b)

radiant energy to mechanical energy

c)

chemical energy to radiant energy

d)

electrical energy to nuclear energy

93.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
94.
Which line represents an object moving at a faster speed?
a)
A
b)
B
95.
Is Wood a conductor or Insulator?
a)
Conductor
b)
Insulator
96.
What is the difference between a conductor and an insulator?
a)
An insulator allows electricity to flow through it easily and a conductor does not
b)
A conductor allows electricity to flow through it easily and an insulator does not.
c)
An insulator is magnetic and a conductor is not
d)
A conductor is magnetic and an insulator is not
97.
The plastic covering is there to:
a)
Provide a conductor for electrical energy to flow.
b)
Provide an insulator so that electrical energy will not pass outside of the wires.
c)
Provide a conductor so that electrical energy can NOT flow.
d)
Provide an insulator so that electrical energy can flow.
98.
A material in which electrons are not able to move easily is called _______.
a)
Circuit 
b)
Insulator 
c)
Resistance 
d)
Conductor
99.

What is the net force on the object pictured?

a)

3 N

b)

5 N

c)

4 N

d)

8 N

100.
A 20 kg bike accelerates at 10 m/s2.  what was the force?
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
101.
The mass of a car is 1000 kg.  How much force would be required to accelerate the car at a rate of 3 m/s2? 
a)
1000 ÷ 3
b)
3 ÷ 1000
c)
1000 x 3
102.
Which of the following is a requirement for work to be done?
a)
Force is exerted.
b)
Object is carried.
c)
Force moves an object.
d)
Machine is used.
103.
Name this simple machine.
a)
Lever
b)
Wedge
c)
Pulley
d)
Inclined Plane
104.
Name this simple machine. 
a)
Pulley
b)
Wheel and Axle
c)
Inclined Plane
d)
Lever
105.
Name this simple machine. 
a)
Inclined Plane
b)
Lever
c)
Pulley
d)
Wedge
106.

What type of simple machine is found on the cap of a jar?

a)

Screw

b)

Pulley

c)

Lever

d)

Inclined Plane

107.

What type of simple machine would you find on the bottom of a car?

a)

Inclined Plane

b)

Pulley

c)

Wheel and Axle

d)

Wedge

108.
Identify this simple machine
a)
Lever
b)
Wheel & Axle
c)
Inclined Plane
d)
Screw
109.

Frank has an eraser. It has a mass of 4 g and a volume of 2cm3. What is the density?

a)

2 g/cm3

b)

4 g/cm3

c)

8 g/cm3

d)

2 g/in3

110.
If a block of wood has a density of 0.6 g/cm3 and a mass of 120 g, what is its volume?
a)
200 cm3
b)
0.005 cm3
c)
200.0 ml
d)
72 ml
111.
Friction is a force that acts in an ___________ direction of movement.
a)
similar
b)
opposite
c)
parallel
d)
west
112.
Rougher surfaces have ...
a)
greater friction
b)
less friction
c)
the same level of friction
113.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
d)
less friction doesn't affect speed
114.

How many grams of K2Cr2O7, are soluble in 100 g of water at 95 ºC?

a)

83 grams

b)

75 grams

c)

40 grams

d)

12 grams

115.

Which substance is MOST soluble at 0 ºC?

a)

KI

b)

NaNO3

c)

NaCl

d)

Ce2(SO4)3

116.

How many grams of CaCl2, are soluble in 100 g of water at approximately 17 ºC?

a)

58 grams

b)

70 grams

c)

0 grams

d)

12 grams

117.
You move a 12-newton box up a 6-meter ramp. In order to find out how much power you created, what would you need to know?
a)
The mass of the box
b)
The slope of the ramp 
c)
The direction the box moved
d)
How long the task took
118.
You do 90 joules of work in 30 seconds. How much power have you generated?
a)
30 watts
b)
3 watts
c)
120 watts
d)
270 watts
119.

Objects with MORE mass have...

a)

MORE inertia

b)

LESS inertia

c)

the SAME amount of intertia

120.
One example of static electricity is...
a)
rain
b)
thunder
c)
lightning
121.
The girl's hair and the comb are attracting  one another.  The hair and the comb have
a)
opposite charges
b)
like charges
122.

Static electricity occurs because...

a)

of thunder

b)

of humid air

c)

of neutral particles adding up

d)

of a buildup of charges on an object.

123.

A correct measure of velocity would be

a)

300 m/hr

b)

7,800 m/sec

c)

40 km/hr north

124.
A negative acceleration means that your object is _____. 
a)
not accelerating
b)
not moving
c)
speeding up 
d)
slowing down 
125.

A roller coaster accelerates from an initial speed of 6.0 m/s to a final speed of 70 m/s over 4 seconds. What's the acceleration?

a)

24 m/s2

b)

18 m/s2

c)

16 m/s2

d)

16 m/s

126.

What is Acceleration?

a)

How long it takes me to win at fortnite

b)

The direction of an object

c)

A change in Motion

d)

How fast something is moving

127.

At which point does the ball has the greatest gravitational potential energy (GPE)?

a)

A

b)

G

c)

D

d)

C

e)

G

128.

The least amount of potential energy is at

a)

a

b)

b

c)

c

d)

d

129.

The most potential energy is at

a)

a

b)

b

c)

c

d)

d

130.

When a pendulum swings, at which point is kinetic energy greatest?

a)

1

b)

2

c)

3

d)

4

131.

When a student runs and kicks a ball, they have applied an ___________ force to move the ball.

a)

Balanced

b)

Magnetic

c)

Spring

d)

Unbalanced

132.

Which law of motion says that you must push or pull objects harder if they have more mass?

a)

1st

b)

2nd

c)

3rd

d)

4th

133.

Walking down the hall and speeding up when you turn and go down the stairs is an example of ____________.

a)

acceleration

b)

weight

c)

gravity

d)

friction

134.

Letting go of a balloon full of air is demonstrating Newton's ______ _______ ________ _________ because the air comes out of the back and the balloon moves forward.

a)

1st law of motion

b)

2nd law of motion

c)

3rd law of motion

d)

13th law of motion

135.

What law is best described by inertia?

a)

1st

b)

2nd

c)

3rd

d)

law of conservation of mass

136.

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

a)

The Law of Inertia (1st law)

b)

The Law of Acceleration (2nd law)

c)

The Law of Conservation of Momentum

d)

Action Reaction Law (3rd law)

137.

At what temperature in degrees Celsius does water freeze?

a)

150

b)

0

c)

200

d)

32

138.

The temperature at which a substance changes states from a solid to a liquid

a)

Freezing point

b)

Melting point

c)

Evaporation

d)

Condensation

139.

What is the length of the screw in centimeters (cm)?

a)

5 cm

b)

6 cm

c)

5 mm

d)

6 m

140.
1 cm = _______ mm
a)
10
b)
100
c)
1,000
d)
1
141.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
142.
What should you do if you break glass in the lab?
a)
Tell the teacher.
b)
Sweep up the glass.
c)
Pick up the glass with your hands.
d)
Ignore it; the teacher will clean it up when she sees it later.
143.

You should always ____ when you are instructed to smell a substance.

a)

heat

b)

away

c)

waft

d)

down

144.

Which of the following elements is not a metal?

a)

Copper

b)

Tin

c)

Sodium

d)

Helium

145.

Which element is a noble gas?

a)

Tellurium

b)

Xenon

c)

Oxygen

d)

Nitrogen

146.
What does 12.011 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
147.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
148.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
149.

______________ refers to the way most metals can be stretched into wires.

a)

Luster

b)

Ductile

c)

Malleable

d)

Metal

150.

Metals are found on the ______________ side of the periodic table.

a)

nonmetals

b)

left

c)

right

d)

metals

151.

This group of elements sit along a stair step line on the periodic table and have properties of both metals and nonmetals. _________________________

a)

luster

b)

metals

c)

nonmetals

d)

metalloids

152.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
153.
Which of these grouping of elements could have the characteristic of brittle?
a)
Metal
b)
Nonmetal
154.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
155.

Silicon is shiny, brittle and conducts electricity. It is a:

a)

metal

b)

metalloid

c)

nonmetal

156.
____ is matter that has a definite shape and takes up a definite amount of space.
a)
Solid
b)
Liquid
c)
Gas
157.
In which state of matter are molecules moving the fastest?
a)
solid 
b)
liquid
c)
gas
d)
the molecules move equally fast in all states of matter
158.
What state of matter has NO definite volume and NO definite shape?
a)
solid
b)
liquid
c)
gas
d)
plasma
159.

What is the net force?

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

160.
The part of the magnet with the strongest attraction and is labeled N and S is called magnetic __________.
a)
poles 
b)
attractor
c)
repel
d)
compass
161.
Choose the correct sentence.
a)
This circuit will work because it is an open circuit.
b)
This circuit will work because it is a closed circuit.
c)
This circuit will NOT work because it is an open circuit.
d)
This circuit will NOT work because it is a closed circuit.
162.

What type of circuit is shown in the picture?

a)

Series Circuit

b)

Broken Circuit

c)

Parallel Circuit

d)

Open Circuit

163.

In a series circuit, adding more bulbs will make the light becomes

a)

dimmer (dull)

b)

brighter

164.

The distance from the wave crest or trough to the equilibrium  Level

a)

Wave

b)

Amplitude

c)

Wave Crest

d)

Wave Trough

e)

Wave Height

165.

Which transverse wave has the highest frequency?

a)

1

b)

2

c)

3

d)

4

166.
These waves have the same
a)
amplitude
b)
frequency
c)
wavelength
167.
Which property of these waves differs?
a)
Frequency
b)
Wavelength
c)
Amplitude
168.
Which form of Interference is occurring in this picture?
a)
Reflection
b)
Refraction
c)
Diffraction
d)
Radiation
169.
The picture best represents
a)
Refraction
b)
Reflection
c)
Diffraction
d)
Interference
170.

Which type of interaction is this?

a)

reflection

b)

refraction

c)

diffraction

171.

What word means the bouncing back of an object or wave when it hits a surface through which it cannot pass?

a)

refraction

b)

reflection

c)

node

d)

resonance

172.

What does B represent?

a)

reflection

b)

absorption

c)

transmission

d)

refraction

173.

The question mark is next to the _____________ energy.

a)

Reflected

b)

Transmitted

c)

Absorbed

d)

Nuclear

174.

The question mark is next to the ______________ energy

a)

Reflected

b)

Transmitted

c)

Absorbed

d)

Mechanical

175.

The question mark is next to the __________ energy.

a)

Transmitted

b)

Reflected

c)

Absorbed

d)

Potential

176.

A black shirt capturing light waves and making a person feel hot in the summer is an example of:

a)

Reflection

b)

Refraction

c)

Absorption

177.

Most rooms have hard flat walls. However, music studios have soft, foam-like material on them. Studios use these materials to prevent...

a)

sound waves hitting the walls from bouncing back.

b)

sound waves hitting the wall from staying in the walls.

c)

sound waves hitting the wall from passing all the way through them.

d)

sound waves hitting the wall from bending.

178.

Why does the dog think he is looking at another dog?

a)

Light waves are striking the mirror and bouncing off of it.

b)

Light waves are striking the mirror and going straight through it.

c)

Light waves are striking the mirror and going into it without going out the other side.

d)

Light waves are striking the mirror and being bent as they go through it.

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