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Worksheets

6th Grade Science Review

Total questions: 157

Worksheet time: 3hrs 53mins

Name
Class
Date
1.
What is the outer layer of the earth called?
a)
Inner core
b)
Outer core
c)
Crust
d)
Mantle
2.
This layer of Earth is solid Iron and Nickel
a)
Outer Core
b)
Mantle
c)
Inner Core
d)
Crust
3.
What was the name of the supercontinent?
a)
The world
b)
Pangea
c)
Land
d)
Mass continent
4.
Which crust is thicker
a)
ocean
b)
continental
c)
bread
d)
pizza
5.
Earth's crust is broken up into several large rocky pieces called ...
a)
plates
b)
faults
c)
fossils
d)
puzzle pieces
6.
When Earth's plates rub or scrape against one another, the release of energy causes ...
a)
a volcano
b)
an earthquake
c)
a tornado
d)
continental drift
7.
What type of plate boundary is pictured
a)

Destructive

b)

Constructive

c)
tranform
d)
tension
8.
The epicenter of an earthquake is
a)
The point below the surface where rock begins to break and the first motion occurs
b)
The seismic station closest to the earthquake
c)
The place where the greatest damage occurs
d)
The point on the surface directly above the focus
9.
The Richter scale measures:
a)
the amount of radon gas released
b)
the movement of plates
c)
the strength of an earthquake
d)
the weight of tectonic plates
10.
Which of the following causes Earth's tectonic plates to move?
a)
Energy from the Sun
b)
Magnetic Pole Reversal
c)
Convection currents in the mantle
d)
Faults in Mountain Ranges
11.
What type of event will occur at this boundary?
a)
Earthquake
b)
Volcano Eruption
c)
Tornado
d)
Mountain Building
12.
What type of plate boundary is this?
a)
Plate
b)
Divergent
c)
Convergent
d)
Transform
13.
A divergent boundary occurs when plates ....
a)
Pull apart
b)
Come together
c)
Slide past each other
d)
subducting
14.
What geologic feature/event would you most likely to find at a divergent boundary between two pieces of oceanic crust?
a)
Rift Valley
b)
Mid-Ocean Ridge
c)
Island Arc
d)
Flat land
15.
What geologic feature/event would you most likely to find at a convergent boundary between two pieces of continental crust?
a)
Volcano
b)
Mountain
c)
Rift
d)
Island Arc
16.
How are scientist able to estimate the thickness of each layer of the Earth?By studying __________
a)
 radio waves
b)
sonar waves
c)
laser waves
d)
seismic waves
17.
This is the plastic layer of the mantle on which pieces of the lithosphere move.
a)
Lithosphere
b)
Asthenosphere
c)
Mesosphere
d)
Crust
18.
This layer is divided into pieces called tectonic plates.
a)
Mesosphere
b)
Asthenosphere
c)
Mantle
d)
Lithosphere
19.
Which piece of evidence did Wegener use to prove continental drift?
a)
The shape of the continents
b)
Similar fossils found on separate continents
c)
Tree fossils found in odd places
d)
All of the above
20.
The diagram shows what can occur when two continental plates collide.Which characteristic of the Indian Plate explains why it moves under the Eurasian Plate?
a)
It is larger.
b)
It is denser.
c)
It is molten.
d)
It is younger.
21.

What is the process by which rock is broken into fragments called sediments?

a)

Deposition

b)

Erosion

c)

Weathering

d)

Igneous Rock

22.

Rock that forms when pressure and heat change existing rock.

a)

Igneous Rock

b)

Sedimentary Rock

c)

Metamorphic Rock

d)

Rock Cycle

23.

The process by which igneous rocks are formed...

a)

heat and pressure

b)

melting and cooling and crystallizing

c)

compaction and cementation

d)

weathering and erosion

24.
An igneous rock can become ______.
a)
metamorphic
b)
sedimentary
c)
igneous
d)
all of these
25.

When weathering breaks rocks into pieces, what do we call those smaller pieces?

a)
texture
b)
weathering
c)
sediment
d)
erosion
26.
_______ rock forms from magma/lava
a)
Metamorphic
b)
Sedimentary
c)
Igneous
27.

The process by which sediment is moved from one place to another.

a)

weathering

b)

Uplift

c)

Deposition

d)

Erosion

28.

This process changes rocks to magma.

a)

melting

b)

cooling and crystallizing

c)

weathering and erosion

d)

heat and pressure

29.

This process takes sediments and changes them to sedimentary rock.

a)

weathering and erosion

b)

compacting and cementing

c)

heat and pressure

d)

melting

30.

Heat and pressure create this type of rock.

a)

igneous

b)

sedimentary

c)

metamorphic

d)

sediments

31.

This process changes magma into igneous rock.

a)

weathering and erosion

b)

melting

c)

heat and pressure

d)

cooling and crystallizing

32.

What is the energy source for igneous rocks to form?

a)

Earth's hot interior

b)

the sun

c)

gravity

d)

magnetism

33.

What is the energy source for sedimentary rocks to form?

a)

Earth's hot interior

b)

gravity and the sun

c)

the moon

d)

magnetism

34.

What is the energy for metamorphic rocks to form?

a)

earth's hot interior

b)

gravity

c)

the sun

d)

magnetism

35.

How would an igneous rock become sedimentary?

a)

weathering, erosion, deposition then compacting and cementing

b)

melting then cooling and crystallizing

c)

heat and pressure

d)

melting then weathering and erosion

36.

How would a sedimentary rock become an igneous rock?

a)

weathering and erosion

b)

melting then cooling and crystallizing

c)

heat and pressure

d)

compacting and cementing

37.

What is magma called when it is above ground?

a)

magma

b)

sediments

c)

lava

d)

metamorphic

38.

Where do metamorphic rocks form?

a)

underwater

b)

near volcanoes

c)

deep underground

d)

in the air

39.

Where do igneous rocks form?

a)

underwater

b)

deep underground

c)

in the air

d)

near volcanoes

40.

Where do sedimentary rocks form?

a)

underwater

b)

deep underground

c)

near volcanoes

d)

in the air

41.

What kind of bone is shown?

a)

Long bone

b)

Short bone

c)

Flat bone

d)

Irregular bone

42.

What kind of bone is shown?

a)

Long bone

b)

Short bone

c)

Flat bone

d)

Irregular bone

43.

A bone-dissolving cell is called

a)

osteogenic cell

b)

osteoclast

c)

osteoblast

d)

osteocyte

44.

A bone-forming cell is called

a)

osteogenic cell

b)

osteoclast

c)

osteoblast

d)

osteocyte

45.

A bone cell

a)

osteogenic cell

b)

osteoclast

c)

osteoblast

d)

osteocyte

46.

Which of the statements is true?

a)

Adults have red marrow in every bone

b)

Children have yellow marrow

c)

Children have red marrow in all their bones

d)

None of the above

47.

The process of producing of red & white blood cells from red bone marrow is

a)

Suturing

b)

Ossification

c)

Hematopoiesis

d)

Storing minerals

48.

What is the name of the bone making up the upper part of the leg?

a)

Radius

b)

Tibia

c)

Femur

d)

Fibula

49.

The patella is located in the

a)

Knee

b)

Foot

c)

Ear

d)

Elbow

50.

How many bones are there in the adult human body?

a)

326

b)

216

c)

206

d)

196

51.
There are twelve pairs of these making 24 in total
a)
phlanges
b)
ribs
c)
metatarsals
52.
What do your bones protect?
a)
organs
b)
skin
c)
muscles
d)
feelings
53.
What bones protect your heart and lungs?
a)
pelvis and spine
b)
brain and spine
c)
ribs and sternum
d)
ribs and pelvis
54.
Whats all the little bones in your finger called
a)
Carpals
b)
Tiny Sticks
c)
Phalanges 
d)
Spider Webs
55.
The bones that form the backbone are called
a)
tibia.
b)
metatarsals.
c)
carpals.
d)
vertebrae.
56.

This body system moves oxygen around the body.

a)

circulatory system

b)

respiratory system

c)

excretory system

d)

nervous system

57.

This body system takes in oxygen.

a)

circulatory system

b)

digestive system

c)

respiratory system

d)

reproductive system

58.

This system provides your body with nutrients.

a)

excretory system

b)

immune system

c)

circulatory system

d)

digestive system

59.

This system removes waste from your body.

a)

circulatory system

b)

excretory system

c)

respiratory system

d)

nervous system

60.

This system sends signal to the other systems.

a)

reproductive system

b)

circulatory system

c)

nervous system

d)

respiratory system

61.

This system creates offspring.

a)

circulatory system

b)

excretory system

c)

nervous system

d)

reproductive system

62.

This system takes care of pathogens to maintain homeostasis.

a)

endocrine system

b)

nervous system

c)

immune system

d)

circulatory system

63.

This system creates new blood cells.

a)

skeletal system

b)

muscular system

c)

nervous system

d)

circulatory system

64.

This system protects your organs.

a)

skeletal system

b)

muscular system

c)

circulatory system

d)

nervous system

65.

Oxygen is circulated through the body to the cells.

a)

circulatory & digestive

b)

circulatory & respiratory

c)

immune & circulatory

d)

circulatory & nervous

66.

The rib cage protects the lungs.

a)

skeletal & circulatory

b)

skeletal & muscular

c)

respiratory & circulatory

d)

skeletal & respiratory

67.

Involuntary muscles help food move through the digestive tract.

a)

digestive & circulatory

b)

digestive & muscular

c)

excretory & digestive

d)

immune & digestive

68.

The brain regulates the breathing rate.

a)

nervous & respiratory

b)

nervous & circulatory

c)

nervous & musculoskeletal

d)

nervous & digestive

69.

Blood carries digested nutrients to the cells.

a)

circulatory & excretory

b)

circulatory & respiratory

c)

circulatory & digestive

d)

circulatory & immune

70.

Oxygen is carried to the developing fetus.

a)

reproductive & nervous

b)

reproductive & digestive

c)

respiratory & reproductive

d)

circulatory & reproductive

71.

White blood cells are carried to the site of an infection.

a)

circulatory & nervous

b)

immune & circulatory

c)

immune & digestive

d)

skeletal & immune

72.

The kidneys filter the blood to determine the proper amount of salt and water.

a)

excretory & muscular

b)

excretory & circulatory

c)

excretory & digestive

d)

excretory & immune

73.

After running, increased body heat causes your to sweat.

a)

muscular & excretory

b)

respiratory & nervous

c)

skeletal & nervous

d)

musculary & respiratory

74.

The brain regulates the position of the body by controlling muscles.

a)

respiratory & muscular

b)

nervous & circulatory

c)

nervous & skeletal

d)

muscular & nervous

75.

The brain controls circulation.

a)

nervous & respiratory

b)

circulatory & respiratory

c)

circulatory & nervous

d)

digestive & immune

76.

What is weather?

a)

When it is freezing cold all year round.

b)

The conditions of the atmosphere (air/sky) over a short period of time.

c)

The speed in which the wind travels.

d)

The atmosphere (air/sky) over long periods of time.

77.

What is climate?

a)

The conditions of the atmosphere (air/sky) over a short period of time.

b)

The changing of weather throughout the day.

c)

The way in which we feel when it is hot or cold.

d)

The atmosphere (air/sky) over long periods of time.

78.

The temperature is measured in units of

a)

degree Celsius

b)

degree Fahrenheit

c)

Percentage

d)

Both degree Celsius and degree Fahrenheit

79.

The degree of hotness or coolness of a substance or the environment is

a)

Temperature

b)

Precipitation

c)

Humidity

d)

Wind

80.

The concentration of water vapour in the air is called

a)

Temperature

b)

Precipitation

c)

Humidity

d)

Wind

81.
The order of the layers of the atmosphere from space to the earth's surface.
a)
stratosphere, troposphere, mesosphere, thermosphere
b)
troposphere, thermosphere, stratotosphere, mesosphere
c)
troposphere, stratosphere, mesosphere, thermosphere
d)
troposphere, stratosphere, thermosphere, mesosphere
82.
Which atmospheric layer is the ozone layer found?
a)
Troposphere
b)
Stratosphere
c)
Mesosphere
d)
Thermosphere
83.
As we go higher in  the atmosphere, the air pressure
a)
decreases
b)
increases
c)
does not change
d)
gets heavier
84.
Why does air pressure differ around the earth?
a)
Cold air rises at the equator and warm air sinks at the poles.
b)
Cold air sinks at the equator and warm air rises at the poles.
c)
Warm air  air sinks at the equator and cold air rises at the poles.
d)
Warm air rises at the equator and cold air sinks at the poles.
85.

The boundary between cold and warm air masses is called a ____.

a)

front

b)

storm

c)

climate

d)

flood

86.

The interaction of air, water, and ____ causes weather.

a)

the Sun

b)

humidity

c)

land

d)

wind

87.

____ forms when the air temperature is below freezing and water vapor changes directly to solid.

a)

Rain

b)

Snow

c)

Sleet

d)

Hail

88.

What type of front does this symbol indicate?

a)

Warm Front

b)

Cold Front

c)

Stationary Front

d)

Occluded Front

89.

The direction of the symbol indicates the

a)

strength of the front

b)

type of front

c)

direction of air movement

90.

Cold air is more dense than warm air and sinks.

a)

True

b)

False

91.
Which wave has the largest wavelength?
a)
A
b)
B
c)
C
d)
None (same wavelength)
92.
Which wave has the largest frequency?
a)
A
b)
B
c)
C
d)
None (same frequency)
93.

how fast do electromagnetic waves travel through the vacuum of space?

a)

they don't

b)

250,000,000 m/s

c)

the speed of light

d)

100mph

94.

what affects the speed of a wave?

a)

the medium it travels through

b)

amplitude

c)

plasma

95.

what is a wave?

a)

A disturbance that transfers energy from one place to another

b)

A disturbance that transfers matter from one place to another

c)

energy that makes particles move

d)

any type of matter that vibrates back and forth

96.

the top or high point of a wave is called?

a)

crest

b)

crown

c)

trough

d)

gutter

97.

the bottom or low point of a wave is called?

a)

crest

b)

crown

c)

trough

d)

gutter

98.

what kind of waves need a medium to travel through?

a)

electromagnetic waves

b)

mechanical waves

c)

surface waves

d)

particle waves

99.

what kind of waves do NOT need a medium to travel through?

a)

electromagnetic waves

b)

mechanical waves

c)

surface waves

d)

particle waves

100.

sound is caused by

a)

vibrations

b)

magic

c)

the speed of light

d)

reflection

101.

as the wavelength of a wave increases its frequency also increases

a)

true

b)

false

102.

waves with higher frequencies transmit more energy

a)

true

b)

false

103.

What is the electromagnetic spectrum ?

a)

a model mr vena made

b)

the range of wavelengths that electromagnetic radiation extends.

c)

all the ranges of sound

d)

a list of electrical and magnetic facts

104.

What part of the electromagnetic spectrum can we see?

a)

Infrared Rays and ultraviolet rays

b)

Visible Light

c)

x rays

d)

gamma rays

105.

What is the shortest wavelength of the Electromagnetic Spectrum?

a)

x-rays

b)

gamma rays

c)

uv light

d)

infrared light

106.

What is the most dangerous type of waves of the spectrum?

a)

radio

b)

ultra violet

c)

gamma ray

d)

visible light

107.

Which part of the EM Spectrum has high enough energy to cause damage to eyes and skin, an even cancer.

a)

visible light

b)

ultra violet

c)

radio

d)

infrared

108.

What color is an object that absorbs all the colors in the light spectrum?

a)

rainbow

b)

white

c)

black

d)

not visible

109.

Both light and sound can be reflected

a)

true

b)

false

110.

Sound is a mechanical wave and requires a medium to travel through.

a)

true

b)

false

111.

How would you design an model to represent waves? (min 4 sentences)

4 lines
112.

Water currents that flow from the equator to the poles move heat from warmer climates to colder ones are an example of which transfer of heat?

a)

Conduction

b)

Convection

c)

Radiation

113.

When a volcano erupts, hot molten rock can come to Earth’s surface. This lava burns or melts most things it touches. The lava is so hot it can set a tree on fire even if the tree is several feet away from it. This phenomenon is caused by the process of...

a)

Conduction

b)

Convection

c)

Radiation

114.

On a sunny beach, the sand becomes hot enough to be uncomfortable to your bare feet. However, if a wave washes over the hot sand, the cooler water removes heat from the sand by the process of

a)

Conduction

b)

Convection

c)

Radiation

115.

The total kinetic and potential energy of all particles in an object is called...

a)

mechanical energy

b)

kinetic energy

c)

potential energy

d)

thermal energy

116.

The energy that is transferred from a warmer object to a cooler object is called...

a)

thermal energy

b)

heat

c)

force

d)

temperature

117.

The thermal energy of an object changes when heat is transferred

a)

True

b)

False

118.

____________ is a measure of the average kinetic energy

a)

heat

b)

thermal energy

c)

temperature

119.

________ is the transfer of energy from one particle of matter to another within an object or between two objects in direct contact

a)

Conduction

b)

Convection

c)

Radiation

120.

__________ is a type of heat transfer that occurs through the movement of fluids, which can be solid liquid or gas.

a)

Conduction

b)

Convection

c)

Radiation

121.

__________ is the transfer of energy by electromagnetic waves

a)

Conduction

b)

Convection

c)

Radiation

122.

The law of conservation of energy applies to everything - even when energy transforms

a)

True

b)

False

123.

Even though thermal energy moves (transfers) from one place to another, it is always conserved within a system

a)

True

b)

False

124.

When cooking a pizza in an oven, the oven loses energy and so does the pizza

a)

True

b)

False

125.

________ are materials that conduct heat well, like metals and tile flooring.

a)

conductors

b)

insulators

126.

_________ are materials that do not conduct heat well, like wool blankets or wood

a)

conductors

b)

insulators

127.

Energy is not created or destroyed, it is transferred to objects or transformed into other forms of energy

a)

True

b)

False

128.

Temperature scale used most often in Science

a)

Celsius

b)

Farenheit

c)

Kelvin

129.

Mrs. Cordt’s class is studying evaporation. They place salt water in a container. They leave the container open for 3 weeks and observe the amount of water each day. What is the dependent variable?

a)

salt

b)

type of container

c)

surface on which it is placed

d)

amount of water in the container

130.

Maria’s class is studying the water cycle. Maria draws a diagram of the cycle shown below.

a)

condensation

b)

evaporation

c)

infiltration

d)

precipitation

131.

The people of Lave Havasu rely on runoff flowing into a lake to meet their water needs. They are concerned that there is less water in the lake this year than in the previous year. How can they collect data to test if their concerns about the lake’s water level are valid?

a)

measure the lake’s water density

b)

measure the lake’s current height a given location and compare it to the height at the same location the previous year

c)

measure the temperature of the air to determine how fast the water is evaporating

d)

measure the amount of rainfall in the city using rain gauges and compare it to last year

132.

The fifth-grade class is studying the water cycle. Mrs. Montano draws a model of the cycle as shown in the figure below. The arrows indicate the direction of water movement within this water cycle model.


What can the class conclude about the oceans’ role in the water cycle?

a)

The oceans play a key role in the water cycle as a source and a storage unit of water.

b)

The role of oceans is not as important as that of glaciers and ice sheets.

c)

The role of oceans is not very important because of their high salt content.

d)

The oceans’ role in the water cycle is not as important as the role of lakes and rivers that store fresh water.

133.

Xander is making a model to show how water can evaporate from the ocean. Xander filled a round tray with water. What should Xander do next to complete his model?

a)

Place a heat lamp above

the tray.

b)

Stir the water in the tray each day.

c)

Reduce the temperature of

the water.

d)

Add extra water to the tray each day

134.

Water on Earth constantly moves between Earth’s surface and its atmosphere. How does water enter the atmosphere?

a)

through runoff

b)

through evaporation

c)

through precipitation

d)

rough condensation

135.

Water exists in various states as it passes through the water cycle. Which form of water is the most abundant at any time in the water cycle?

a)

frozen ice

b)

water vapor

c)

liquid salt water

d)

liquid fresh water

136.

On Earth, water is stored in many places. Some places store more water than others do. Look at the table below.


Which place stores most of the water on Earth?

a)

oceans

b)

atmosphere

c)

surface water

d)

icecaps and glaciers

137.

The diagram below shows the water cycle. At which point does precipitation happen?

a)

1

b)

2

c)

3

d)

4

138.

Water moves through the water cycle again and again over time. However, water may spend more time in storage during certain stages of the water cycle. Which of the following statements is most accurate?

a)

The air does not store any water

b)

The clouds do not store any water

c)

Glaciers store water for a short time.

d)

Aquifers store water for a long time.

139.

Water is constantly returning to the atmosphere from Earth’s surface. Where on Earth does most evaporation take place?

a)

soil

b)

oceans

c)

mountain ice

d)

bodies of fresh water

140.

Oceans receive freshwater from precipitation and rivers. Yet ocean levels do not change very much from these actions. Why are ocean levels not greatly affected?

a)

Water is constantly seeping underground in the ocean.

b)

Water is constantly evaporating over the ocean’s surface.

c)

Water is constantly flowing back into rivers from the oceans.

d)

Water is constantly deposited back on land through ocean wave action.

141.

A large hill or mountain where magma erupts on the surface is called a......

a)

volcano

b)

earthquake

c)

hurricane

d)

flood

142.

A sudden and violent shaking of the ground caused by movements within the earth's crust

a)

volcano

b)

earthquake

c)

hurricane

d)

flood

143.

A huge storm with high wind speeds that forms over an ocean

a)

volcano

b)

earthquake

c)

hurricane

d)

flood

144.

A large amount of water that covers the land.

a)

volcano

b)

earthquake

c)

hurricane

d)

flood

145.

Earthquakes and volcanoes are most likely to happen along.....

a)

state lines

b)

horizons

c)

plate boundaries

146.

In the United States, hurricanes strike states along the __________ Ocean.

a)

Pacific

b)

Atlantic

c)

Indian

d)

Arctic

147.

Volcanoes in the states Oregon and Washington occur because.....

a)

of the San Andreas fault

b)

the Juan De Fuca plate is subducting below the North American plate

c)

there is a hot spot below them

148.

According to the graph, the most tornadoes happened in which month?

a)

January

b)

May

c)

September

d)

November

149.

According to the data, which of these states had the most tornadoes in 2020?

a)

Mississippi

b)

Florida

c)

North Carolina

d)

Kansas

150.

This type of flood is the most likely to occur suddenly, without warning, and cause the death of humans.

a)

wide range flood

b)

flash flood

c)

drought

151.

What is the name of a massive wave that is caused by an earthquake under the ocean?

a)

tornado

b)

tsunami

c)

hurricane

d)

rip tide

152.

Which of these can NOT be predicted at least 1 day ahead of time?

a)

Large Regional Flood

b)

Hurricane

c)

Earthquake

153.

Which of these can be predicted at least 1 day ahead of time?

a)

Large Regional Flood

b)

tornado

c)

Earthquake

d)

tsunami

154.

Which of these can NOT be predicted at least 1 day ahead of time?

a)

Large Regional Flood

b)

Hurricane

c)

tsunami

155.

Which of these can be predicted at least 1 day ahead of time?

a)

Hurricane

b)

tornado

c)

landslide

d)

tsunami

156.

A massive wave caused by an underground earthquake.

a)

landslide

b)

tsunami

c)

hurricane

d)

flood

157.

A large amount of land that slides down a slope is called.....

a)

landslide

b)

tsunami

c)

hurricane

d)

earthquake

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