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HUNT-GMAS Science Review

Total questions: 127

Worksheet time: 3hrs 6mins

Name
Class
Date
1.

Which is an example of a different substance being formed?

a)

wood burning

b)

water freezing

c)

metal melting

d)

glass breaking

2.

Brad accidentally left his crayon box in the car on a hot day. Which best explains what happened to his crayons?

a)

crayons melted; changed from solid to liquid

b)

crayons melted; changed from liquid to solid

c)

crayons evaporated; changed from liquid to solid

3.

Jennifer left her bike outside, buried in snow. In the spring, when the snow melted, she found her bike covered in rust. Which best describes the change to the bike?

a)

It was a chemical change, because the bike was a different color.

b)

It was a chemical change, because the rubber tires were deflated.

c)

It was a chemical change, because rust can be removed from the metal.

d)

It was a chemical change, because rust is a new substance on the metal.

4.

Gloria’s family built a wood fire in the fireplace. The next day, Gloria noticed that there was no wood left in the fireplace, only ashes. Which best explains this?

a)

Wood is separated from ashes as it burns.

b)

Wood becomes a new substance as it burns.

c)

Ashes have the same properties as wood.

d)

Ashes are the same substance as wood.

5.

A glass of salt water is put on a windowsill. After several days the water has disappeared, and there is only a film of white crystals left in the bottom. Which best explains what has happened?

a)

The salt caused the water to dry up.

b)

The water evaporated and left the salt behind.

c)

The water and the salt evaporated and left a film behind.

6.

Which is the best example of a physical change?

a)

ice melting

b)

paper burning

c)

fireworks exploding

d)

leaves changing color

7.

Which would most likely result in change in the state of matter?

a)

baking a cake

b)

boiling water

c)

lighting a match

d)

rusting bike chain

8.

Which change would result in a new substance being formed?

a)

sugar dissolving in water

b)

a glass bottle breaking

c)

ice melting in a bowl

d)

a metal can rusting

9.

A piece of wood is sawed into several small pieces. This is an example of what kind of change?

a)

physical

b)

chemical

c)

electrical

d)

mechanical

10.

Gives an odor

a)

physical change

b)

chemical change

11.

produces heat

a)

physical change

b)

chemical change

12.

Changes in shape and size

a)

physical change

b)

chemical change

13.

Changes in state

a)

physical change

b)

chemical change

14.

Which of the following is a physical change?

a)

burning wood

b)

baking a cake

c)

melting ice

15.

A physical change does NOT become a new substance.

a)

True

b)

False

16.

Which of the following is a chemical change?

a)

melting snow

b)

cutting paper

c)

burning charcoal

d)

boiling water

17.

What type of change is the broken screen?

a)

Physical change

b)

Chemical Change

18.

What type of change is this?

a)

Physical change

b)

Chemical Change

19.

What type of change is the bending rail?

a)

Physical change

b)

Chemical Change

20.

What type of change is the balloon?

a)

Physical change

b)

Chemical Change

21.

What type of change is this?

a)

Physical change

b)

Chemical Change

22.

Anything that takes up space and has mass.

a)

Volume

b)

Weight

c)

Matter

d)

Molecules

23.

What are the 3 states of matter?

a)

Solid, Water, Helium

b)

Atoms, Liquid, Matter

c)

Solid, Liquid, Gas

d)

Gas, Water, Atoms

24.

Which represents solids?

a)

Molecules are loosely packed

b)

Molecules are spread far apart

c)

Molecules are tightly packed

25.

Which represents liquids?

a)

Takes the shape of the container

b)

Has a definite shape and size

c)

Has no definite shape or size

26.

Which represents a gas?

a)

Molecules are tightly packed

b)

Has no definite shape or size

c)

Takes the shape of the container

d)

Has a definite shape and size

27.

A tablet is dropped in a glass of water and bubbles are formed. What type of change occurred?

a)

Physical Change

b)

Chemical Change

28.

An apple is cut into quarters. What type of change occurred?

a)

Physical Change

b)

Chemical Change

29.

Wood is being chopped. What type of change is occurring?

a)

Physical Change

b)

Chemical Change

30.

Two liquids are mixed together and the temperature increases. What type of change occurred?

a)

Physical Change

b)

Chemical Change

31.

A nail is left outside for a long time and it begins to rust. What type of change occurred?

a)

Physical Change

b)

Chemical Change

32.

The total weight of a bookcase is 20 pounds. If it is taken apart into the shelves, the frame, and the hardware. What could the weights of the different parts be equal to?

a)

Shelves- 14 lbs

Frame- 3 lb

Hardware- 2 lb

b)

Shelves- 15 lbs

Frame- 4 lb

Hardware- 1 lb

c)

Shelves- 12 lbs

Frame- 7 lb

Hardware- 2 lb

33.

If heat/energy is added to a solid, what state would it change to?

a)

Liquid

b)

Gas

34.

If heat/energy is removed from a gas, what form does it change to?

a)

Solid

b)

Liquid

35.

If heat/energy is removed from a liquid, what form would it change to?

a)

Solid

b)

Gas

36.

A watermelon has more matter than an apple, so it has more...?

a)

Taste

b)

Weight

c)

Mass

d)

Volume

37.

This is the amount of space that an object takes up

a)

Volume

b)

Matter

c)

Mass

d)

Weight

38.

Exploding fireworks is a

a)

Physical Change

b)

Chemical Change

c)

Katy Perry Song

39.

Melting a chocolate bar is a

a)

Physical Change

b)

Chemical Change

c)

Willy Wonka's Job

40.

Rotting bananas show a

a)

Chemical Change

b)

Physical Change

41.

Cutting your hair is a

a)

Physical Change

b)

Chemical Change

42.

When rust forms it is an example of a

a)

Chemical Change

b)

Physical Change

43.
Electrical lights will not come on unless their electrical circuit is a --
a)
parallel circuit
b)
series circuit
c)
closed circuit
d)
short circuit
44.
A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
45.
A class prepared some electrical circuits using battery, connecting wires, and three light bulbs.  Which of these circuits can make the three bulbs light?
a)
A
b)
B
c)
C
d)
D
46.
What material would be safest to use as an insulator to cover electrical wires?
a)
rubber
b)
tin
c)
aluminum
d)
water
47.
Will the light bulb in this circuit light and why/why not?
a)
yes, because it has two batteries
b)
no, because the switch is open
c)
yes, because it is in a circuit
d)
no, because the bulb is burned out
48.
If bulb 1 burns out, what will occur?
a)
bulbs 2 and 3 will go out
b)
bulbs 2 and 3 receive more volts
c)
bulbs 2 and 3 will stay lit
d)
nothing will happen
49.

If one bulb goes out in a series circuit they all _____

a)

stay the exact same

b)

blow up

c)

stay on

d)

go out

50.

If one bulb goes out in a complete circuit they all ____

a)

they all blow up

b)

stay on

c)

i don't know

d)

stay like they are

51.

Is this circuit a closed or open circuit?

a)

Closed Circuit

b)

Open Circuit

52.

Is this circuit a closed or open circuit?

a)

Closed Circuit

b)

Open Circuit

53.

Select the

types of Energy

a)

Mechanical

Electrical

Light

Thermal

Sound

b)

Electrical

Thermal

light

c)

Sound

Mechanical

d)

Mechanical

Electrical

Light

Thermal

54.

Energy is the ability to do work.

a)

True

b)

False

55.

Follow the path.

Which image demonstrates a flow of electrical current ?

a)

Open Circuit

b)

Closed Circuit

56.

A Circuit is the pathway through which electricity flows.

a)

True

b)

False

57.

Which Image has an electrical current flowing through (closed Circuit) ?

a)

b)

c)

d)

58.

The energy being used is __________ and it is producing _______ energy.

a)

Electrical energy to sound energy.

b)

Electrical energy to mechanical energy.

c)

Sound energy to electrical energy.

d)

Sound energy to light energy.

59.

The energy being used is __________ and it is producing _______ energy.

a)

Electrical energy to sound energy.

b)

Electrical energy to mechanical energy.

c)

Electrical energy to Light energy.

d)

Electrical energy to light and thermal energy.

60.
A class prepared some electrical circuits using battery, connecting wires, and three light bulbs.  Which of these circuits can make the three bulbs light?
a)
A
b)
B
c)
C
d)
D
61.

A student builds a circuit made up of a battery, two light bulbs, and a switch. What will the student most likely observe in this circuit?

a)

Light bulb 1 and light bulb 2 will both be on

b)

Light bulb 1 will be off, but light bulb 2 will be on

c)

Light bulb 1 and light bulb 2 will both be off

d)

Light bulb 1 will be on, but light bulb 2 will be off

62.

The diagram shows a series circuit with three lit bulbs. How many of the bulbs will remain lit if the wire is cut a the point shown by the arrow?

a)

0

b)

1

c)

2

d)

3

63.

A string of lights with small bulbs is shown below. The bulbs are connected by wire that is covered in an insulator. When the lights are on, electricity travels in....

a)

a complete circuit

b)

a sound wave

c)

a light ray

d)

an incomplete path

64.
In the picture, if you replace the paper clip with a plastic spoon, what happens? 
a)
The bulb doesn't light
b)
The bulb is dimmer
c)
The wires get hot
d)
There is no charge
65.

Why is electrical wiring usually made from copper?

a)

Because copper is shiny

b)

Because copper conducts electricity

c)

Because copper is not magnetic

d)

Because copper insulates electricity

66.
A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?
a)
plastic straw
b)
cotton string
c)
aluminum foil
d)
rubber eraser
67.

Rube Goldberg was an artist who drew cartoons that showed a very complicated way to do a simple task. The picture shows a cartoon like the ones Goldberg drew. Which form of energy is used to turn on the switch? (5.6A)

a)

Light energy

b)

Thermal energy

c)

Electrical energy

d)

Mechanical energy

68.

Which object requires only mechanical energy to perform its main function? (5.6A)

a)
b)
c)
d)
69.

Which of these devices is the only one NOT designed to produce both sound and light energy? (5.6A)

a)
b)
c)
d)
70.
What effect will the south pole of one magnet have on the south pole of another magnet?
a)
Repulsive
b)
Attractive
c)
Combative
d)
No effect
71.
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
a)
Add more coils of wire to the nail.
b)
Use a smaller battery.
c)
Reverse the poles of the magnet.
d)
Remove all the coils and the nail.
72.
What kind of magnet can be turned on and off?
a)
refridgerator magnet
b)
electromagnet
c)
magnetite
d)
iron
73.
Surrounding every magnet is a __________  __________.
a)
magnetic field
b)
electrical current
c)
another magnet
d)
an enemy
74.
In order for an electromagnet to be formed, an __________ current must pass through a coil of __________ wrapped around an ________ core.
a)
wire, iron, electric
b)
electric, wire, iron
c)
iron, electric, wire
d)
excited, hair, apple
75.
What is most likely to happen when the switch is closed?
a)
A magnetic field should be produced
b)
The nail will rust
c)
The battery will explode
d)
The wire will catch on fire
76.
What are the ends of a magnet called?
a)
East and west poles
b)
Left and Right ends
c)
North and South ends
d)
North and South poles
77.
The attraction or repulsion created by spinning electric charges is called -
a)
A. electric generator
b)
B. magnetic force
c)
C. solenoid
d)
D. electromagnet
78.
Any material that attracts iron or materials containing iron is a(n) 
a)
A. electric generator
b)
B. solenoid
c)
C. magnet
d)
D. magnetic force
79.
How do electromagnets differ from regular magnets? 
a)
A. They  can be turned off and on 
b)
B. Their polarity can be reversed
c)
C. Their strength can be changed
d)
D. All of the above
80.
A compass needle responds to a magnetic field, because the compass needle is a
a)
A. generator.
b)
B. motor.   
c)
C. magnet.
d)
D. transformer.
81.
Where does a magnetic field occur in relation to an electrified wire? 
a)
At either end, but not in the middle
b)
Only the side closest to source
c)
Around the entire length of wire
d)
Only the side furthest from source
82.
Why are paper clips attracted to magnets?
a)
They contain silver.
b)
They contain aluminum
c)
They contain tin.
d)
They contain iron. 
83.

Breaking down of rocks and other substances on Earth

a)

Weathering

b)

Erosion

c)

Deposition

84.

T/F: A constructive force builds landforms on earth.

a)

True

b)

False

85.

Select all of the following constructive forces.

a)

Volcano

b)

Sand Dune

c)

Delta

d)

Erosion

e)

Weathering

86.

What constructive process is this?

a)

Delta

b)

Sand Dune

c)

Volcano

d)

Erosion

87.

What kind of constructive process is this?

a)

Volcano

b)

Delta

c)

Weathering

d)

Mountain

88.

What kind of constructive process is this?

a)

Volcano

b)

Mountain

c)

Sand Dune

d)

Delta

89.

T/F: All volcanos are huge mountains.

a)

True

b)

False

90.

Where are mountains found?

a)

Every continent and the ocean

b)

Only in the USA

c)

Just land

d)

Just water

91.

Mountains are formed through earthquakes and volcanos. This makes it a _____________ process.

a)

Constructive

b)

Destructive

92.

How are natural sand dunes formed?

a)

The wind drops sand to make sand dunes

b)

The ocean pushes the sand dunes up from the ocean

c)

Humans use tractors to make them

93.

Where are sand dunes located? Select two.

a)

Volcanos

b)

Mountains

c)

Beaches

d)

Deserts

94.

Where are delta's found?

a)

In the middle of the ocean

b)

at the mouth of a river

c)

at the tongue of a river

d)

Desert

95.

Do delta's create more land?

a)

Yes

b)

No

96.

T/F: Deltas are constructive processes.

a)

True

b)

False

97.

The moving of rock and sand

a)

Weathering

b)

Erosion

c)

Deposition

98.

The dropping of rock and materials

a)

Weathering

b)

Erosion

c)

Deposition

99.

A landslide takes soil down a hill

a)

Weathering

b)

Erosion

c)

Deposition

100.

A river slows down when it meets the ocean and makes a river delta.

a)

Weathering

b)

Erosion

c)

Deposition

101.

Wind carries sand across a desert

a)

Weathering

b)

Erosion

c)

Deposition

102.

A sudden movement in the earth's surface along a plate line

a)

Volcano

b)

Earthquake

c)

Moodquake

d)

Sand Dune

103.

How are dams and levees alike?

a)

Both control floods.

b)

Both control weathering.

c)

Both are natural barriers.

d)

Both prevent coastal erosion.

104.

How do storm drains help prevent flooding?

a)

They act like levees.

b)

They move storm water to dams.

c)

They block storm water from streets and houses.

d)

They allow storm water to flow into nearby waterways.

105.

How can a town stop beach erosion without causing erosion in other places?

a)

build groins on the beach

b)

plant plants on beach dunes

c)

build seawalls along the shore

d)

remove buildings on the beach

106.

A seismologist is a scientist who studies ____________

a)

floods

b)

storms

c)

ocean life

d)

earthquakes

107.

Where are you most likely to encounter levees?

a)

across rivers

b)

in cities and towns

c)

along the banks of rivers

d)

at right angles to beaches

108.

Coastal erosion is reducing the size of a town's beach. Town leaders want to understand how to use technology to control the erosion. Which question should the leaders ask?

a)

How do dams trap sand?

b)

How do groins trap sand?

c)

How can storm drains reduce flooding?

d)

How can weather records be used to map floodplains?

109.

A state builds a dam across a river. How will the dam MOST LIKELY affect the region?

a)

It will prevent flooding by blocking high waves.

b)

It will rebuild an eroded floodplain by trapping sediment.

c)

It will prevent flooding by controlling the flow of the river.

d)

It will reduce erosion by providing a place for storm drains to drain into.

110.

Scientists place several seismographs along a mountain chain. Which question will the scientists MOST LIKELY answer with information they collect from the seismographs?

a)

Where do faults occur?

b)

How tall are the mountains?

c)

How can earthquakes be prevented?

d)

Which parts of the mountains are formed by volcanic eruptions?

111.

The leaders of a coastal town want to slow the erosion of a nearby beach. Which technology should they research?

a)

groins

b)

levees

c)

storm drains

d)

beach nourishment

112.

Which are possible effects of beach nourishment? Select the best TWO answers.

a)

Beaches become smaller.

b)

Eroded beaches are moved.

c)

Eroded beaches are restored.

d)

Animals and plants living in the coastal area are harmed.

e)

Beach deposition is stopped.

113.

Choose the correct alternative.

a)

lake

b)

river

c)

canyon

114.

Choose the correct alternative.

a)

waterfall

b)

lake

c)

canyon

115.

Choose the correct alternative.

a)

desert

b)

canyon

c)

volcano

116.

Choose the correct alternative.

a)

mountain

b)

volcano

c)

desert

117.

Choose the correct alternative.

a)

waterfall

b)

island

c)

river

118.

Choose the correct alternative.

a)

river

b)

lake

c)

island

119.

Choose the correct alternative.

a)

ocean

b)

river

c)

lake

120.

Choose the correct alternative.

a)

desert

b)

mountain

c)

volcano

121.

Choose the correct alternative.

a)

lake

b)

river

c)

ocean

122.

Anika was baking a cake and noticed that the batter turned into a fluffy cake in the oven. If you change a substance into a new substance, what type of change is it?

a)

Partial Change

b)

Physical Change

c)

Chemical Change

d)

Freezing

123.

Which of the following has gone through a chemical change?

a)

torn paper

b)

an apple being eaten

c)

smashing a banana

d)

broken window

124.

Which process involves a chemical change?

a)

Melting ice

b)

Burning wood

c)

Dissolving sugar in water

d)

Boiling water

125.
A family goes camping and creates a fire to roast marshmallows. The next morning, the kids notice that the logs are no longer there, and all that remains are ashes. Which best explains why the ashes from a log are evidence of a chemical change?
a)
The color of the wood changed from brown to gray. 
b)
The wood breaks down into smaller matter when burned.
c)
The ashes cannot be put back together to create a log again.
d)
Something was added to the log, and it cannot be removed. 
126.
Over time, iron becomes rust when it combines with water and oxygen. Which type of change must occur for rust to form?
a)
chemical
b)
mechanical
c)
nuclear
d)
physical
127.
If you change a substance into a new substance...
a)
Partial Change
b)
Physical Change
c)
Chemical Change
d)
Freezing

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