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7th Science Semester Review AMCMS 26

Total questions: 140

Worksheet time: 2hrs 15mins

Name
Class
Date
1.

Which features do the outer planets have in common?

a)

A. They have no moons.

b)

B. They have rocky surfaces.

c)

C. They have extremely high temperatures.

d)

D. They have atmospheres of hydrogen and helium gases.

2.

Which features do all inner planets have in common?

a)

A. They have rings.

b)

B. They have moons.

c)

C. They have rocky surfaces.

d)

D. They have thick atmospheres.

3.

Which statement about the Sun is correct

a)

A. The Sun is the closest star to Earth.

b)

B. The Sun is smaller than most planets.

c)

C. The Sun is made of rock, minerals, and hot gases.

d)

D. The Sun has a surface temperature similar to Jupiter.

4.

Which statement best describes an asteroid?

a)

A. An asteroid has an icy tail.

b)

B. An asteroid has an atmosphere.

c)

C. An asteroid is a ball of gas that orbits a planet.

d)

D. An asteroid is a rocky object that orbits the Sun.

5.

Which statement best compares the Sun to Earth?

a)

A. They are similar in size, and Earth revolves around the Sun.

b)

B. They are similar in size, and the Sun revolves around Earth.

c)

C. The Sun is much larger, and Earth revolves around the Sun.

d)

D. The Sun is much larger, and the Sun revolves around Earth

6.

Which statement best describes comets?

a)

A. Comets rotate on an axis.

b)

B. Comets have thick atmospheres.

c)

C. Comets can sometimes have moons.

d)

D. Comets are composed of ice, rock, and gas.

7.

What is at the center of our Solar System and also the largest object in it?

a)

Earth

b)

Jupiter

c)

The Sun

d)

The Moon

8.

What is the order of the planets from the Sun?

a)

Venus, Mercury, Earth, Mars, Saturn, Jupiter, Uranus, Neptune

b)

Mercury, Venus, Earth, Mars, Neptune, Uranus, Saturn, Jupiter

c)

Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury

d)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

9.

Why does Earth's distance from the Sun make it the perfect place for life to exist?

a)

it impacts temperature.

Earth isn't

too close or

too far away (too hot or cold)

from the Sun

b)

the distance from the Sun impacts gravity.

Earth isn't

too close or

too far (too little

or too much gravity)

from the Sun

c)

the distance from the Sun impacts the atmosphere.

Earth isn't

too close or too far (none or too much atmosphere)

from the Sun

d)

the distance from the Sun impacts the presence of water.

Earth isn't

too close or too far (none or too much water)

from the Sun

10.

Earth's atmosphere is composed of the following gases.

To support human life, a planet's atmospheric composition needs to be made of predominantly---

a)

carbon

and

argon

b)

nitrogen

and

oxygen

c)

carbon

and

oxygen

d)

nitrogen

and

argon

11.

Which of the following characteristics of Earth allow life to exist here?

  1. 1. presence of water

  2. 2. proximity to the Sun

  3. 3. composition of the atmosphere

  4. 4. presence of the Moon

a)

1 and 2 only

b)

1 and 3 only

c)

1, 2, and 3 only

d)

1, 2, 3, and 4

12.

Earth can support life because it has water, an atmosphere, and weather.

Which of the following also contributes to supporting life on Earth?

a)

the presence of

seasons

b)

the proximity to its

star

c)

the presence of

the Moon

d)

the length of its

days

13.

In terms of gravity, the larger the mass---

a)

the larger the gravitational pull of an object

b)

the smaller the gravitational pull of an object

c)

the larger the distance from the Sun

d)

the shorter the distance from the Sun

14.

Which 2 variables determine gravitational pull?

a)

gravitational pull does not change; therefore, there are no variations that determine it

b)

distance between the objects

and

ages of the objects

c)

distance between the objects

and

masses of the objects

d)

ages of the objects

and

masses of the objects

15.

In terms of gravity, as distance increases...

a)

the gravitational pull on an object increases

b)

the gravitational pull on an object decreases

c)

the friction on an object increases

d)

the friction on an object decreases

16.

What force is responsible for the movement of all objects within our solar system?

a)

magnetism

b)

inertia

c)

friction

d)

gravity

17.

Which factor is MOST responsible for the average temperature of a planet?

a)

distance from the sun

b)

the availability of water

c)

the length of a day on the planet

d)

the composition of the atmosphere

18.

This is a diagram of the inner solar system (not to scale) including the four inner planets, the asteroid belt, and the sun.  The orbital paths of the planets have been added.

The pattern of motion of objects in the solar system indicates that which of these planets will be revolving the fastest around the sun?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

19.

A star begins as a ball of dust particles and gases pulled together by

a)

heat energy

b)

protostars

c)

inertia

d)

gravity

20.

Which of the following statements is the reason why the planets and stars are round?

a)

Gravity pushes out from the edge of the planet or star.

b)

Gravity pushes out from the center of the planet or star.

c)

Gravity pulls toward the center of the planet or star.

d)

Gravity pulls toward the edge of the planet or star.

21.

What is an example of natural satellite

a)

a nebula

b)

the Hubble Space telescope

c)

the moon

d)

a galaxy

22.

An orbit is the pathway that one space body -

a)

takes only around the Sun

b)

takes around any other body in space

c)

spins on an axis

d)

forces on a smaller space body

23.

What would happen if the gravitational force between the Earth and the Moon were to suddenly disappear?

a)

The Moon would continue to orbit the Earth

b)

The Moon would move in a straight line away from the Earth

c)

The Moon would fall into the Earth

d)

The Moon would explode

24.

What would happen to the orbits of the planets if the Sun's gravity suddenly disappeared?

a)

They would continue in their current orbits

b)

They would move in straight lines

c)

They would fall into the Sun

d)

They would collide with each other

25.

Choose some requirements necessary for Earth to allow life to exist. Select three answers.

a)

Size of the planet

b)

Percentage of landmass

c)

Composition of the atmosphere

d)

Presence of water

e)

Proximity to the sun

26.

Green substances floating on the surface of water are called _______.

a)

algae

b)

nutrients

c)

bacteria

d)

phosphates

27.

Layers and areas of rocks below ground where all the cracks and spaces between rocks are full of water is called a(n) ____________.

a)

sinkhole

b)

dam

c)

aquifer

d)

dead zone

28.

Cutting down trees near water causes _____________.

a)

excess nutrients to end up in the ocean

b)

fertilizer to end up in the ocean

c)

excess sediments to end up in the ocean

d)

algae to grow quickly

29.

Three percent of all water is _________.

a)

ocean

b)

rivers

c)

ice

d)

fresh water

30.

Where is the most fresh water found?

a)

lakes

b)

rivers

c)

beneath Earth's surface

31.

Why are all the fish and plants dying that stay in a dead zone?

a)

There are too many plants in the area and are using up most of the oxygen.

b)

The algae are feeding on all the bacteria and using up most of the oxygen.

c)

Bacteria are multiplying after eating the decomposing algae and are using up most of the oxygen.

d)

There are too many fish in the area and are using up most of the oxygen.

32.

Choose all that will cause aquifers to have less water.

a)

a heavy rain

b)

urbanization

c)

water in a well being removed faster than it is replaced

d)

none of the answers

33.

Waste matter or other materials that are introduced into water and that is harmful to organisms that live in, drink or are exposed to the water is called

a)

water pollution

b)

thermal pollution

c)

water quality

d)

water supply

34.

The measure of how clean or polluted water is refers to

a)

water quality

b)

water supply

c)

thermal pollution

d)

water pollution

35.

Water found below Earth's surface is called

a)

groundwater

b)

surface water

c)

potable

d)

reservoir

36.

A(n) ____________ is an artificial body of water that usually forms behind dams.

a)

reservoir

b)

potable

c)

surface water

d)

ground water

37.

Any form of water that is above or on the Earth's surface is called

a)

surface water

b)

potable

c)

groundwater

d)

reservoir

38.

If water is _______________, it is suited for drinking.

a)

potable

b)

reservoir

c)

surface water

d)

groundwater

39.

________ is pollution that comes from a specific site.

a)

non-point source pollution

b)

point-source pollution

c)

nonrenewable resouce

d)

renewable resource

40.

________________ is the practice of using resources wisely.

a)

Nature

b)

Recycle

c)

Conservation

d)

Pollution

41.

Which of the following is one way humans pollute the hydrosphere?

a)

fishing

b)

farming and causing soil runoff

c)

going on a paddle boat

d)

cleaning up an oil spill

42.

Why is it important to clean, conserve and protect water?

a)

Water is expensive

b)

Water is a living thing

c)

Water can be frozen

d)

Water is a limited resource

43.
Conduction is heat transfer by -
a)
Touch
b)
Circles
c)
Waves
44.
Warm air rises and the cool air sinks demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
d)
Insolation 
45.
The heat from a hot burner to a pot is transferred by ______.
a)
convection
b)
insulation
c)
radiation
d)
conduction
46.
Radiation is a method of thermal energy transfer that moves -
a)
through empty space.
b)
when objects touch.
c)
only through solids.
d)
in the motion of fluids.
47.
Which of the following are kinds of heat transfer.
a)
Conduction
b)
Convection
c)
Radiation
d)
All of the above
48.

What type of heat transfer takes place in liquids and gasses?

a)

Conduction

b)

Convection

c)

Radiation

d)

Thermal Equilibrium

49.
What type of heat transfer takes place in solids?
a)
Conduction
b)
Convection
c)
Radiation
50.
Which example below is an example of convection?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
51.
Which example below is an example of radiation?
a)
Standing on a hot metal bridge
b)
The attic is warmer than the basement
c)
The Sun heating the Earth
d)
Touching hot sand with your feet
52.
What happens to particles as they heat up?
a)
They slow down
b)
Nothing
c)
They don't move
d)
They speed up
53.
What would be the effect on the particles if more heat is supplied to the system?
a)
They would slow down
b)
They would stop moving
c)
They would speed up
d)
There would be no effect
54.

What is defined as a measure of the average kinetic energy of the particles in a sample of matter?

a)

Temperature

b)

Heat

c)

Specific Heat

d)

Mechanical Energy

55.

_____________ is the form of energy that is transferred between systems or objects with different temperatures.

a)

Temerature

b)

Heat

c)

Specific Heat

d)

Mechanical Energy

56.

How does heat energy reach the Earth from the Sun

a)

Convection

b)

Radiation

c)

Conduction

d)

Insulation

57.
What is the definition of CONDUCTION?
a)
When heat is transferred from objects like rays of light or electromagnetically.
b)
a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
c)
When heat transfers from objects that are touching.
d)
When heat transfers through the heater or AC in your house.
58.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
d)
It can travel high to low and low to high. 
59.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer. 
a)
conduction
b)
convection
c)
radiation
60.

_________________ is the transfer of energy through or by electromagnetic waves.

a)

Conduction

b)

Convection

c)

Radiation

61.

Movements of water in a pot, molten mantle in the earth's crust and hot air rising in the atmosphere are examples of

a)

Sublimation

b)

Convection

c)

Conduction

d)

Radiation

62.
When the 2nd story of a house is warmer than the 1st floor of a house is heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal equilibrium
63.
The sun warming your skin is an example of heat transfer through 
a)
conduction
b)
convection
c)
radiation
d)
thermal electricity
64.
What happens to particles as they cool down?
a)
They slow down
b)
Nothing
c)
They don't move
d)
They speed up
65.
Conduction, Convection and Radiation are three types of...
a)
Electrical energy
b)
Thermal Energy
c)
Chemical Energy
d)
Sound Energy
66.

When two materials that are in contact have the same temperature, the materials are said to be in thermal ________________.

a)

transfer

b)

energy

c)

equilibrium

d)

temperature

67.

Heat always moves from _______1_________ objects to _________2_______ objects.

a)

1 cooler

2 warmer

b)

1 warmer

2 cooler

68.

Hot water is poured into a mug and the mug gets hot. This is an example of which type of energy transfer?

a)

radiation

b)

conduction

c)

convection

d)

This is not an energy transfer

69.

Radiation transfers energy by moving matter.

a)

True

b)

False

70.

A hot iron is turned off and cools down to room temperature. The iron cools because __________.

a)

the iron does not hold heat very well

b)

the room transfers cold energy to the iron

c)

thermal energy is transferred from the warm iron to the cooler room

d)

the thermal energy is destroyed during an interaction with the room

71.

Which type of energy transfer allows the Sun to warm Earth?

a)

conduction

b)

convection

c)

radiation

d)

transmission

72.

Which type of energy transfer is responsible for the movement of magma in Earth's interior?

a)

conduction

b)

convection

c)

radiation

d)

melting

73.

Conduction occurs through ________

a)

density differences

b)

waves

c)

contact

74.

Convection occurs through________

a)

contact

b)

density differences

c)

waves

75.

Radiation occurs through ________

a)

waves

b)

density differences

c)

contact

76.

What is the process called where the ocean floor spreads apart at mid-ocean ridges?

a)

Convection

b)

Seafloor Spreading

c)

Plate Tectonics

d)

Divergent Boundary

77.

Where do convection currents happen?

a)

Crust

b)

Mantle

c)

Core

d)

None of the above

78.

Hot liquids _____ and cold liquids _____.

a)

sink, sink

b)

rise, rise

c)

sink, rise

d)

rise, sink

79.

This scientist found most of the evidence for Continental Drift.

a)

Harry Hess

b)

Alfred Wegener

c)

John Smith

d)

Albert Einstein

80.

Which of these is a key evidence for Continental Drift?

a)

Continental shapes

b)

Rock layers

c)

Fossil record

d)

All of the above

81.

Why causes Earth's plates to move?

a)

Convection currents

b)

Magma chambers exploding in the mantle

c)

New crust being produced

d)

Fault lines pushing against crust

82.

Earth's crust is broken into large pieces called _____.

a)

Faults

b)

Rifts

c)

Trenches

d)

Plates

83.

Seafloor spreading and subduction refers to ____.

a)

Continental Drift

b)

Theory of Plate Tectonics

c)

Both

84.

When an oceanic plate hits a continental plate...

a)

The oceanic plate goes underneath the continental plate

b)

The continental plate goes underneath the oceanic plate

c)

The two plates push up to create mountains

d)

Both the oceanic and continental plate go back into the mantle to get recycled.

85.

New crust is made at mid-ocean ridges.

a)

True

b)

False

86.

When magma/lava cools it becomes ____.

a)

Granite

b)

Volcanic rock

c)

Limestone

d)

Shale

87.

Where is old crust destroyed?

a)

Mid-ocean ridges

b)

Mountains

c)

Subduction zones/trenches

d)

None of these

88.

Which oceanic crust/rock would be older?

a)

A

b)

B

c)

Same age

89.

What is the supercontinent that existed about 200 million years ago?

a)

Gondwana

b)

Pangea

c)

Rodinia

d)

None of these

90.

What structure is the arrow pointing to?

a)

Subduction zone

b)

Stratovolcano

c)

Mid-ocean ridge

d)

Pangea

91.

Which scientist came up with the Theory of Plate Tectonics?

a)

Harry Hess

b)

Mark Smith

c)

Albert Einstein

d)

Justin Bieber

92.

What is the theory that explains how the Earth's lithosphere is divided into several large and small plates that move and interact with each other?

a)

Continental Drift

b)

Pangaea

c)

Plate Tectonics

d)

Seafloor Spreading

93.

Who proposed the theory of continental drift?

a)

Alfred Wegener

b)

Isaac Newton

c)

Marie Curie

d)

Charles Darwin

94.

What is the name of the supercontinent that existed about 300 million years ago, which later broke apart to form the current continents?

a)

Atlantis

b)

Laurasia

c)

Gondwana

d)

Pangaea

95.

What are the three types of plate boundaries?

a)

Divergent boundaries, convergent boundaries, and transform boundaries

b)

Subduction boundaries, collision boundaries, and sliding boundaries

c)

Tectonic boundaries, fault boundaries, and rift boundaries

d)

Oceanic boundaries, continental boundaries, and island boundaries

96.

Which type of plate boundary occurs when two plates move away from each other?

a)

Transform plate boundary

b)

Divergent plate boundary

c)

Convergent plate boundary

d)

Subduction plate boundary

97.

Which type of plate boundary occurs when two plates collide and one is forced beneath the other?

a)

Subduction plate boundary

b)

Convergent plate boundary

c)

Transform plate boundary

d)

Divergent plate boundary

98.

Which type of plate boundary occurs when two plates slide past each other horizontally?

a)

convergent plate boundary

b)

divergent plate boundary

c)

subduction plate boundary

d)

transform plate boundary

99.

What is the term for the shaking or trembling of the Earth's surface caused by the sudden release of energy in the Earth's crust?

a)

ground shaking

b)

tremor

c)

seismic activity

d)

earthquake

100.

Which best describes the relationship between depth into the earth and temperature/density/pressure?

a)

As depth into the earth increases temperature, density, and pressure decrease.

b)

As depth into the earth increases temperature, density, and pressure increase.

c)

As depth into the earth decreases temperature, density, and pressure increase.

d)

As depth into the earth increases temperature and density increases but pressure decreases.

101.

Which layers of the earth make up the lithosphere?

a)

Upper mantle and crust

b)

continental and oceanic crust

c)

Mantle, crust, outer core

d)

Inner core and outer core

102.

71% of earth's surface is covered in ___________.

a)

Trees

b)

Desert

c)

Urban development

d)

Water

103.

What is the energy source for convection currents in the asthenosphere?

a)

Geothermal heat

b)

Heat from the sun that permeates through earth's crust

c)

Heat from the core

d)

Earth's magnetic field

104.

Which type of crust is denser; continental crust or oceanic crust?

a)

Continental crust

b)

Oceanic Crust

105.

Why does oceanic crust subduct below continental crust?

a)

Continental crust is denser than oceanic crust

b)

Oceanic crust is more drawn to earth's iron core

c)

Oceanic crust is denser than continental crust

d)

Oceanic crust is further below continental crust so it's the first to subduct

106.

Where do volcanoes tend to form?

a)

Hotter area's of the earth

b)

Geothermal vents

c)

Island chains

d)

Subduction zones

107.

Which of these is not a geological event due to the movement of tectonic plates?

a)

Deltas forming

b)

Volcanoes

c)

Earthquakes

d)

Mountain forming

108.

Why do volcanoes form at subduction zones and not other boundaries?

a)

Convergent boundaries produce infant volcanoes that are destroyed before they can release magma.

b)

At subduction zones the dense oceanic crust melts, becomes less dense, and rises to the surface as hot magma

c)

Transform boundaries are when tectonic plates slide past each other creating too much energy that would destroy volcano formation

109.

Why would fossils of the same type of land animal be found on two continents separated by an ocean?

a)

Early humans brought plant and animal specimens between continents

b)

Over time the land animals evolved flippers, gills, and other aquatic body parts to swim to the other continent

c)

The continents were once together in Pangea

d)

The environments the fossils were found in are similar. Therefore they created the same types of animals.

110.

Why does magma rise in convection currents when it's heated up and sink when it cools down?

a)

When magma heats up it become less dense which causes it to rise.

b)

When magma heats up it becomes attracted to the oceanic crust on the surface

c)

When magma cool off it becomes more attracted to earth's core so it sinks

111.

Which of these observations DO NOT support continental drift theory

a)

The continents seem to fit together well

b)

The same fossils are found on different continents

c)

Different landforms are found on different continents

d)

The continents are still moving a few centimeters each year

112.

A small amount of NaCl is dissolved in water to make a solution. In this solution

a)

water is the precipitate

b)

water is the solute

c)

NaCl is the solvent

d)

NaCl is the solute

113.

Items in a ________________ are difficult or impossible to pull apart.

a)

mixture

b)

physical change

c)

solution

114.

Is this a MIXTURE or a SOLUTION?

a)

mixture

b)

solution

115.
In which of these do particles move slowest?
a)
matter
b)
gas
c)
liquid
d)
solid
116.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
117.

The main substance in a solution that dissolves other substances.

a)

solute

b)

solvent

c)

solution

d)

solubility

118.

The amount of a solute in a given amount of a solution.

a)

Concentration

b)

Dissolution

c)

Dilution

d)

Agitation

119.

When you lower the concentration of a solution by adding more solvent.

a)

Dilution

b)

Solubility

c)

Concentration

d)

Aqueous Solution

120.
When one of the parts of the solution is water we call it _________. 
a)
water stuff 
b)
water mixture 
c)
aqua-man
d)
aqueous 
121.

A measure of how much a given substance is mixed with another substance.

a)

dissolve

b)

homogeneous mixture

c)

solubility

d)

concentration

122.

A combination of two or more substances that is exactly the same throughout

a)

homogeneous mixture

b)

solubility

c)

concentration

d)

dissolve

123.

The maximum concentration of solute that can be dissolved in a solvent.

a)

dissolve

b)

concentration

c)

homogeneous mixture

d)

solubility

124.

To pass into solution.

a)

homogeneous mixture

b)

dissolve

c)

concentration

d)

solubility

125.

A graph showing the relationship between solubility and another variable such as temperature or pressure.

a)

solubility

b)

solubility curve

c)

concentration

d)

dissolve

126.

A substance that is dissolved in another substance to form a solution.

a)

solute

b)

solution

c)

solvent

d)

solubility

127.

A homogeneous mixture of two or more substances.

a)

solute

b)

solution

c)

solubility

d)

solvent

128.

A solid, liquid, or gas in which a solute is dissolved to form a solution.

a)

solubility

b)

solute

c)

solution

d)

solvent

129.

A solution that contains the maximum amount of solute the solution can hold at a given temperature and pressure.

a)

unsaturated solution

b)

saturated solution

c)

solubility

d)

solution

130.

A solution that can still dissolve more solute at a given temperature and pressure.

a)

saturated solution

b)

unsaturated solution

c)

solvent

d)

solute

131.
What kind of plate boundary is shown here?
a)
divergent
b)
convergent
c)
transform
d)
subducting
132.
What kind of plate boundary is shown here?
a)
divergent
b)
convergent
c)
transform
d)
submergent
133.
What kind of plate boundary is shown here?
a)
divergent
b)
convergent
c)
transform
d)
strike slip
134.
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
135.
What geologic feature/event would you most likely to find at a divergent boundary between two pieces of continental crust?
a)
Mid-Ocean Ridge
b)
Mountain
c)
Rift Valley
d)
Island Arc
136.
A subduction zone is formed...
a)
when one tectonic plate sinks below another
b)
at every type of convergent plate boundary
c)
at every type of divergent plate boundary
d)
at transform boundaries
137.

The area around the pacific plate where boundaries form is called...

a)

death ring

b)

fire zone

c)

ring of fire

d)

zone of fire

138.
What would you be most likely to find at a convergent boundary between a continental and oceanic plate?
a)
Mountains
b)
Volcanoes
c)
Mid-Ocean Ridge
d)
Rift
139.
Earthquakes are caused by...
a)
seismic gaps
b)
sudden movement of water
c)
too much drilling along plate boundaries
d)
sudden movements of rock along a fault
140.
The area where two tectonic plates meet.
a)
mantle
b)
focus
c)
plate boundary
d)
convection

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