wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

grade 8 science revision mid 3rd term mid 2023

Total questions: 171

Worksheet time: 3hrs 30mins

Name
Class
Date
1.
According to the law of superposition, the oldest fossils are found 
a)
At the top of the rock layers
b)
Near the bottom of the rock layers
c)
In the middle of the rock layers
d)
Somewhat near the surface
2.
Which rock layer in the diagram seems to be the oldest?
a)
F
b)
E
c)
B
d)
A
3.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
4.
Which of the following is the oldest?
a)
Layer L
b)
Intrusion D
c)
Intrusion H
d)
Layer E
5.
Which of the following correctly lists the layers in order from oldest to youngest?
a)
A, B, C, D, E
b)
E, B, C, D, A
c)
E, D, C, B, A
d)
C, B, A, D, E
6.
The rock formation labeled "P" is a(n)...
a)
fault
b)
intrusion
c)
inclusion
d)
unconformity
7.
Letter "F" is a....
a)
inclusion
b)
intrusion
c)
fault
d)
unconformity 
8.
In this rock layer diagram there are two unconformities, a fault at E and an intrusion at D. Which unconformity occurred first?  How do you know?
a)
Intrusion D occurred first because the instrusion has been moved by the fault.
b)
The fault occurred first because it has moved the intrusion D.
c)
Intrusion D occurred first because it can be seen in all of the rock layers.
d)
Fault E occurred first because it is a normal fault.
9.
Which Rock layer or intrusion is the youngest?
a)
A
b)
B
c)
C
d)
D
10.
An archaeologist made the following diagram of a dig site. What can be said about the pottery as compared to the skull found in the site?
a)
The rock layer with the pottery is more recent than the rock layer with the skull.
b)
The rock layer with the skull is more recent than the rock layer with the pottery.
c)
The rock layer with the skull is approximately the same age as the rock layer with the pottery.
d)
The rock layer with the skull has an absolute date of 17,000 years.
11.
How old do Paleontologists believe the Earth is?
a)
2016 years old
b)
3.54 billion years old
c)
4.54 billion years old
d)
4.54 million years old
12.
Relative age of a rock is the number of years that have passed since the rock formed?            
a)
true
b)
false
13.
Look at the diagram, what layer did animal E first show up in?         
a)
Layers #4
b)
Layers #5
c)
Layers #6
d)
Layers #7
14.

Which layer is OLDER? Layer M or Intrusion P?

a)

Layer M

b)

Intrusion P

15.

Which layer is OLDER? Layer E or Intrusion A?

a)

Layer E

b)

Intrusion A

16.

Which layer is OLDER? Intrusion M or Layer D?

a)

Intrusion M

b)

Layer D

17.

Which of the following provides evidence of how life and environmental changes have changed?

a)

asteroids

b)

tree rings

c)

fossils

d)

melting glaciers

18.

Which of the following is NOT an example of a fossil type?

a)

Mold fossil

b)

Trace fossil

c)

Preserved fossil

d)

Dough fossil

19.

Which of the following represents the era of time that we are currently in?

a)

Paleozoic Era

b)

Mesozoic Era

c)

Precambrian Era

d)

Cenozoic Era

20.

Which of the following is used to determine the age of an artifact or fossil by comparing it to another artifact or fossil?

a)

relative age

b)

absolute age

21.

Which type of fossil only existed for a short period of time and are found abundantly. They are used to help find the relative age of rock layers.

a)

Index fossils

b)

Amber fossils

c)

Mold fossils

d)

Trace fossils

22.

Carbon dating is an example of:

a)

law of super position

b)

relative dating

c)

absolute dating

23.

Fossils are usually found in Sedimentary rocks. Which option describes sedimentary rocks?

a)

form inside or outside of volcanoes

b)

occur when material is subjected to both heat and pressure to become a new rock

c)

made of sand, mud, and rock bits that are cemented together to form various layers

24.

Which of the following can Ice Cores tell us about?

a)

atmospheric and climate conditions of the past

b)

what organisms lived at the time

c)

which types of rock were located near the glaciers

d)

the movement of glaciers over time

25.

Which of the following describes the meaning of "fault?"

a)

where oceanic and continental crust meet

b)

the place where two layers of rock sedimentary rocks intersect

c)

where glaciers are found melting

d)

where there is movement of tectonic plates

26.

Which type of crust is more dense?

a)

oceanic crust

b)

continental crust

27.

Alfred Wegner first hypothesized the idea that the continents were once stuck together in one super continent, but through continental drift, slowly separated over time. How did he justify his idea?

a)

The weather conditions of continents that were side by side were similar

b)

Fossils from the coast of one continent were also found on a nearby continent

c)

Some continents still contain the same animals

d)

Geographic formations on some continents are similar to those of bordering continents

28.

According to the law of super position...

a)

plant fossils will be found above animal fossils

b)

harder fossils will be found below softer ones

c)

younger rocks will be found below older ones

d)

older rocks will be found below younger ones

29.

Which layer contains the oldest organisms?

a)

Layer D

b)

Layer C

c)

Layer A

d)

Layer B

30.

Which era is known as the age of Mammals?

a)

precambrian era

b)

mesozoic era

c)

paleozoic era

d)

cenozoic era

31.

About how old is Earth?

a)

4.6 billion years ago

b)

4.6 million years ago

c)

4,600 years ago

d)

4.6 Eons ago

32.

Which era is known as the age of dinosaurs?

a)

cenozoic era

b)

paleolithic era

c)

mesozoic era

d)

precambrian era

33.

Which type of rock is formed from molten rock?

a)

igneous rock

b)

metamorphic rock

c)

sedimentary rock

34.

When classifying time using the Geologic Time Scale which unit is the largest unit of time?

a)

Period

b)

Eon

c)

Epoch

d)

Era

35.

The Mesozoic Era is found in which Eon?

a)

Phanerozoic

b)

Precambrian

36.

Earth is thought to be formed ______ years ago?

a)

200 thousand

b)

3 million

c)

4.6 billion

d)

who knows

37.

During this period Earth was flowing with lava, the core was unstable, and was the first Era of the Precambrian Eon.

a)

Paleozoic

b)

Hadean

c)

Archean

d)

Cenozoic

38.

What Epoch of the Geological Time scale are we currently in?

a)

Holocene

b)

Paleocene

c)

Hadean

d)

Jurassic

39.

During the Precambrian Eon all of the events happened except.

a)

Fish began to evolve

b)

Single cell organism like bacteria developed

c)

Earth was flowing with lava and their was not oxygen in the atmosphere.

d)

The Proterozoic Era was at the end of Precambrian Eon

40.

During what Period were Dinosaurs present?

a)

Paleogene

b)

Quaternary

c)

Precambrian

d)

Jurassic

41.

During this Era Pangaea was being formed?

a)

Paleozoic

b)

Mesozoic

c)

Cenozoic

d)

Phanerozoic

42.

What two methods are used to divide and classify the geological time scale?

a)

Living organisms

b)

rock strata or layers

c)

DNA

d)

fossils

43.

Put the following units of geological time in order from largest to smallest unit of time.

a)

Epoch, Eon, Era, Period

b)

Epoch, Period, Era, Eon

c)

Eon, Era, Period, Epoch

d)

Period, Eon, Period, Era

44.

A scientist who studies fossil remains in order to study primitive life forms.

a)

Ecologist

b)

Geologist

c)

Zoologist

d)

Palentologist

45.

Which fossil is the youngest

a)

1

b)

2

c)

3

d)

4

46.

Fossils provide evidence of __________.

a)

how life and the environment has remained stable over time

b)

how the climate and weather has remained stable over time

c)

how life and the environmental conditions have changed over time

47.

A Geologist studies ________.

a)

Earth's atmosphere

b)

Earth's environment

c)

Earth's crust

d)

fossils

48.

When did the Precambrian time end?

a)

540 million years ago

b)

65 million years ago

c)

4.6 billion years ago

d)

250 million years ago

49.

ES EL PERIODO MAS LARGO DE LA HISTORIA DE LA TIERRA, ABARCA DESDE SU FORMACIÓN, HACE UNOS 4500 MILLONES DE AÑOS, HASTA 580 MILLONES DE AÑOS.

a)

ERA PRECÁMBRICA

b)

ERA PALEOZOICA

c)

ERA MESOZOICA

d)

ERA CENOZOICA

50.

LLAMADA ERA "PRIMARIA", SE INICIO HACE 580 MILLONES DE AÑOS Y DURO APROXIMADAMENTE DE 300 A 500 MILLONES DE AÑOS.

a)

ERA PALEOZOICA

b)

ERA MESOZOICA

c)

ERA CENOZOICA

d)

N.A

51.

APARECEN LOS MOLUSCOS BIVALVOS, GASTERÓPODOS, CORALES Y ERIZOS DE MAR.

a)

PERIODO CARBONÍFERO

b)

PERIODO SILÚRICO

c)

PERIODO ORDOVÍCICO

d)

PERIODO PÉRMICO

52.

SE INCREMENTAN LOS REPTILES, APARECEN LAS PRIMERAS CONÍFERAS Y LOS GINGKOS.

a)

PERIODO SILÚRICO

b)

PERIODO ORDOVÍCICO

c)

PERIODO PÉRMICO

d)

PERIODO DEVÓNICO

53.

EN LOS MARES APARECE UNA GRAN CANTIDAD DE SERES VIVOS COMO ESPONJAS, GUSANOS, CEFALÓPODOS, MOLUSCOS, BRAQUIÓPODOS Y LÍQUENES.

a)

PERIODO CÁMBRICO

b)

PERIODO ORDOVÍCICO

c)

PERIODO SILÚRICO

d)

PERIODO PÉRMICO

54.

SE CARACTERIZO POR LA APARICIÓN DE LOS ANIMALES MAS GRANDES DE LA TIERRA: LOS DINOSAURIOS.

a)

PERIODO TRIASICO

b)

PERIODO JURÁSICO

c)

PERIODO CRETACICO

d)

N.A

55.

EN LA ERA PALEOZOICA, LA VIDA DE LOS MARES CRECIO Y CAMBIO. LAS PLANTAS EVOLUCIONARON, PERO AUN NO TENIAN HOJAS O EL TEJIDO VASCULAR PARA EXTRAER AGUA Y NUTRIENTES

a)

verdadero

b)

falso

56.

UNA DE SUS PRINCIPALES CARACTERISTICAS ES QUE EN EL PERIODO TRIASICO SE SEPARO LA PANGEA

a)

Mesozoica

b)

Paleozoica

c)

Cenozoica

57.

¿EN QUE ERA APARECE EL SER HUMANO?

a)

Cenozoica.

b)

Cuaternaria.

c)

Mesozoica.

d)

Triásico

58.

ANTERIORMENTE LOS CONTINENTES ESTABAN UNIDOS EN UN SOLO Y ENORME BLOQUE DE TIERRA, LLAMADO:

a)

Pangea

b)

Planeta

c)

Gran Masa

d)

Continentes

59.

WHAT IS THE PRINCIPAL SOURCE OF ENERGY ON EARTH

a)

SUN

b)

MOON

c)

STARS

d)

ALL

60.
The main human activity that releases greenhouse gases is
a)
using bottled water
b)
burning fossil fuels
c)
texting on cellphones
d)
eating meat
61.
The greenhouse gas having the greatest role in human-caused global warming is
a)
methane
b)
carbon dioxide
c)
CFCs (chlorofluorocarbons)
d)
ozone
62.
Why is the increase of Greenhouse gasses a big issue?
a)
It causes climate change and increase in the global temerature 
b)
It can lead to a major increase in Greenhouses 
c)
It leads to more factories
d)
It causes a major decrease in people
63.
The gradual increase in the temperature of the atmosphere is known as ________________.
a)
Greenhouse Effect
b)
Global Warming
c)
Carbon Dioxide Gases
d)
Methane
64.

How is the greenhouse effect produced?

a)

When solar energy trespasses the atmosphere.

b)

When some energy is reflected back to earth.

c)

When the green house is burned.

d)

When the sun doesn't emit radiation.

65.

How are greenhouse gasses harming our environment?

a)

They aren't

b)

Less heat is able to escape causing the Earth to cool down

c)

Less heat is able to escape causing the Earth to warm up

d)

More heat is able to escape

66.
Heat from the sun travels to Earth by _____.
a)
conduction
b)
convection
c)
insulation
d)
radiation
67.

The energy form the sun that reaches the Earth is absorbed by _________________________.

a)

land and water

b)

underground water

c)

the lower atmosphere

d)

people

68.

Which location on Earth receives a 90 degree Angle of Insolation on the Equinox?

a)

Tropic of Cancer

b)

Equator

c)

Tropic of Capricorn

d)

South Pole

69.

The diagram below indicates regions of daylight and darkness on Earth on the first day of summer in the Northern Hemisphere. Four latitudes are labeled A, B, C, and D. What location receives the least intense insolation?

a)

A

b)

B

c)

C

d)

D

70.

What is the major contributor of weather in the earth's atmosphere?

a)

Solar energy from the sun

b)

Lunar energy from the moon

c)

The ocean

d)

The clouds.

71.

In which position will the Sun give of the most solar energy?

a)

A

b)

B

c)

C

72.

Energy received by Earth in the form of heat and light from Sun is called:

a)

Sunshine

b)

Insulation

c)

Insolation

d)

Radiation

73.

All of the sun's energy is absorbed when it enters the Earth's atmosphere.

a)

True

b)

False

74.

Energy emitted by Earth in the form of heat and light into the space is called:

a)

Sunshine

b)

Radiation

c)

Insolation

d)

Daylight

75.

Green house effect depends on....

a)

Atmospheres temperature

b)

Amount of greenhouse gases

c)

Radiation from planet

d)

A & B both

76.

How much energy from sun is absorbed by atmosphere.

a)

19%

b)

26%

c)

32%

d)

21%

77.

Select the option with all the green house gases.

a)

carbon dioxide, methane, ozone, and oxygen

b)

carbon dioxide, ozone, and water vapor

c)

carbon dioxide, methane, ozone, and water vapor

d)

carbon dioxide, methane, ozone, nitrogen, water vapor

78.

What is the main cause of carbon dioxide

a)

Factories

b)

Fossil fuel

c)

deforestation

d)

Reduced vegetation

79.

Are all greenhouse gases equally as effective at trapping heat?

a)

True

b)

False

80.

Which of the following gas does not contribute to the global warming?

a)

Methane

b)

Carbon dioxide

c)

Sulpuhr

d)

Acetylene

81.

What is an example of the greenhouse effect?

a)

Inside of a car becoming hot on a warm day.

b)

Baking brownies on a metal pan.

c)

Stepping on a hot pavement and it burning your feet.

d)

steam rising from boiling water.

82.

What are the two most major gases produced by people?

a)

Methane and Nitrous Oxide

b)

Methane and Nitrous Oxide

c)

Carbon Dioxide and Nitrous Oxide

d)

Carbon Dioxide and Methane

83.

Burning of fossil fuels

a)

increased oxygen level

b)

increases greenhouse gases

c)

decreases greenhouse gases

d)

increased ethane level

84.

Which of the Following Greenhouse Gases Is Present in Very High Quantities?

a)

Methane

b)

Ethane

c)

Carbon dioxide

d)

Propane

85.

A house burns down. On the house across the street, all of the vinyl siding is twisted and warped by the heat. The heat was transferred across the street by?

a)

Convection

b)

Radiation

c)

Conduction

d)

Both Convection and Conduction

86.

You are in the top bunk of a bunk bed and you want to turn the air conditioner on while your friend on the bottom bunk is fine is caused by?

a)

Radiation

b)

Conduction

c)

None of these

d)

Convection

87.

A heater is is placed under one corner of a waterbed mattress. Warm water moves throughout the mattress because of?

a)

Radiation

b)

Convection

c)

Conduction

d)

All of These

88.

Hot coffee is stirred with a spoon, the spoon gets hot due to?

a)

Conduction

b)

Convection

c)

Radiation

d)

Conduction and Radiation

89.

In a swimming pool, the water near the surface is slightly warmer. The warm water rises because of?

a)

Radiation

b)

Conduction

c)

Convection

d)

All of the above

90.

A certain type of decorative lamp contains colored liquids. These liquids form globs that break off and rise to the top of the liquid. The globs rise due to?

a)

Convection

b)

Radiation

c)

Conduction

d)

None of These

91.

A huge rock at the state park gets so hot during the day that you can't sit on it from ___________. You lay on the same rock at night so that you can keep warm by _________.

a)

Conduction, Convection

b)

Radiation, Conduction

c)

Convection, Radiation

d)

Convection, Conduction

92.

A certain type of stainless steel cookware has a layer of copper applied to the bottom to help it heat evenly. The copper transfers heat to the pan by?

a)

Convection

b)

Rradiation

c)

Conduction

d)

All of These

93.

The cause of weather systems on Earth is?

a)

Radiation

b)

Convection

c)

Conduction

d)

Radiation and Conduction

94.

Near the ceiling of a room the air is warmer. The warm air rises because of?

a)

Radiation and Convection

b)

Radiation

c)

Conduction

d)

Convection

95.

Warm air over the beach rises while cooler dense air from the ocean rushes in due to?

a)

Conduction

b)

Convection

c)

Radiation and Convection

d)

Radiation

96.

One end of a copper rod is placed is a flame of a Bunsen burner. Small pieces of wax placed along the rod melt at progressively larger distance from the flame. Heat is transferred through the rod by?

a)

Conduction

b)

Radiation and Conduction

c)

Radiation

d)

Convection

97.

A fireman feels a door and it is hot from the fire on the other side due to?

a)

Radiation and Conduction

b)

Convection

c)

Conduction and Convection

d)

Conduction

98.

A chair is placed several feet from a fire in a fireplace. The fireplace has a glass screen. The side of the chair facing the fireplace gets warm because of?

a)

Convection

b)

Radiation

c)

Radiation and Conduction

d)

Conduction

99.

The metal Skewer gets so hot that you drop your marshmallow in the campfire because of?

a)

Radiation and Conduction

b)

Radiation

c)

Convection

d)

Conduction

100.

A college student holds the back of his hand near an iron to see if it is hot. Heat is transferred to his hand by?

a)

Convection

b)

Radiation

c)

Conduction

d)

All of the above

101.

What causes wind?

a)

differences in air pressure

b)

differences in gravity

c)

difference in oxygen

d)

differences in the thermosphere

102.

What causes differences in air pressure?

a)

even heating of the Earth

b)

Even cooling of the earth

c)

uneven heating of the earth

d)

global warming

103.
Which statement correctly defines wind?
a)
Wind is the movement of air from areas of low pressure to areas of high pressure
b)
Wind is the movement of air to a colder area in the atmosphere.
c)
Wind is the movement of air from areas of high pressure to areas of low pressure.
d)
Wind is the movement of air pushed around and bouncing off Earth's surface.
104.
Why does warm air rise?
a)
Warm air is more dense than cooler air.
b)
Warm air has more pressure than cooler air.
c)
Warm air is less dense than cooler air.
d)
Warm air has a higher dew point than cooler air.
105.

Air is warmer and less dense at the equator because the equator receives more____________________.

a)

wind

b)

solar radiation

c)

air pressure

d)

condensation

106.

In the Northern Hemisphere, winds traveling north appear to curve east because of the:

a)

trade winds

b)

convection currents

c)

Coriolis effect

d)

polar easterlies

107.
The Coriolis effect is the curving of wind across Earth. What causes winds to curve?
a)
Earth's revolution
b)
Earth's magnetic field
c)
Earth's rotation
d)
Earth's gravitational pull
108.
Use the diagram to determine which statement is correct.
a)
The air at location 3 is more dense than the air at location 6.
b)
The air at location 2 is rushing in to take the place of the colder air at location 3.
c)
Location 1 heats up and cools down slower than location 7.
d)
High pressure air at location 2 is taking the place of the low pressure air at location 3.
109.
In which direction do prevailing westerlies flow?
a)
from east to west
b)
from west to east
c)
from north to south
d)
from south to north
110.
The tropical winds running from 0 to 30 degrees latitude are called:
a)
subtropical westerlies
b)
polar westerlies
c)
trade winds
d)
polar winds
111.
Wind belts are always named according to...
a)
how strong they are
b)
what temperature they are
c)
where they blow to
d)
where they come from
112.
The wind belts that surround the equator cause large amounts of hot air to rise and converge together causing what type of weather?
a)
rain
b)
dry
c)
snow
d)
clear skies
113.

Middle latitudes that border the equatorial region are characterized by

a)

dry, descending air

b)

hot, humid air

c)

heavy rain

d)

warm, low pressure

114.

Which is true about the ocean's release of heat?

a)

Oceans release heat more rapidly than land.

b)

Oceans release heat more slowly than land.

c)

Oceans release heat the same rate as land.

115.

Directions: Choose one of the words in parenthesis and type it below.

Water heats up and cools down at a (slower/faster) rate than land.

(a)  

116.

During the day, the air above land.....

a)

rises

b)

sinks

117.

During the day the air above water....

a)

sinks

b)

rises

118.

What is mainly responsible for creating differences in air pressure?

a)

The Sun heating the Earth unevenly

b)

Wind blowing from East to West

c)

Moisture in the air evaporating

119.

How do temperatures above land and water vary during day and night? Choose 2!

a)

The air above land is a lower temperature than the air above water during the day.

b)

The air above land is a higher temperature than the air above water during the day.

c)

The air above land is a lower temperature than the land above water at night.

d)

The air above land is a higher temperature than the land above water at night.

120.

What is created when the sun heats air in the atmosphere through radiation?

a)

Rain

b)

Clouds

c)

Wind

d)

Currents

121.

The arrow above the water is coming down and is blue because

a)

the water is warm so it warms the air and warm air sinks.

b)

the water is cold so it warms the air and cool air sinks.

c)

the water is cold so it cools the air and cool air sinks.

d)

the water is warm so it warms the air and cool air sinks.

122.

The arrow above the land is going up and is red because

a)

the land is warm so it warms the air and warm air rises.

b)

the land is cold so it warms the air and cool air sinks.

c)

the land is cold so it cools the air and cool air sinks.

d)

the land is warm so it warms the air and cool air rises.

123.

A Sea Breeze occurs during the

a)

night.

b)

day.

c)

night and day.

d)

alien encounter.

124.

A land breeze occurs

a)

during the day.

b)

at night.

c)

during the day and night.

d)

at no time.

125.

L pressure areas involve warm, __________ ______________ air moving upward.

a)

less dense

b)

more dense

c)

less cold

d)

more cold

126.

Wind occurs because hot air rises and cool air sinks in a process called...

a)

conduction

b)

radiation

c)

convection

127.

Warm rising air causes___________ pressure, resulting in ___________.

a)

high, rain

b)

high, clear skies

c)

low, rain

d)

low, clear skies

128.

Cool sinking air causes___________ pressure, resulting in ___________.

a)

high, rain

b)

high, clear skies

c)

low, rain

d)

low, clear skies

129.

Winds always blow from areas of _________ pressure to areas of _________ pressure.

a)

high, high

b)

low, low

c)

high, low

d)

low, high

130.

Which statement correctly defines wind?

a)

Wind is the movement of air from areas of low pressure to areas of high pressure

b)

Wind is the movement of air from areas of high pressure to areas of low pressure.

c)

Wind is the movement of air to a colder area in the atmosphere.

d)

Wind is the movement of air pushed around and bouncing off Earth's surface.

131.

Where does the initial source of energy come from that creates winds?

a)

the moon

b)

the sun

c)

the rotation of the Earth

132.

Why does warm air rise?

a)

Warm air is more dense than cooler air.

b)

Warm air is less dense than cooler air.

c)

Warm air has more pressure than cooler air.

d)

Warm air has a higher dew point than cooler air.

133.

Rising air creates what type of air pressure?

a)

high

b)

low

134.

What direction do winds in the Northern Hemisphere blow?

a)

right

b)

left

c)

straight

135.

What direction do winds in the Southern Hemisphere blow?

a)

right

b)

left

c)

straight

136.

Layer of atmosphere that vaporizes meteors?

a)

Troposphere

b)

Mesosphere

c)

Stratosphere

d)

Thermosphere

137.

The second most abundant gas in the atmosphere?

a)

Nitrogen

b)

Neon

c)

Oxygen

d)

Water Vapor

138.

Objects in the NORTHERN Hemisphere deflect to which direction due to the Coriolis Effect?

a)

Left

b)

Up

c)

Down

d)

Right

139.

Objects in the SOUTHERN Hemisphere deflect to which direction due to the Coriolis Effect?

a)

Left

b)

Up

c)

Down

d)

Right

140.

This clouds latin root is "pile" or "heap"

a)

Cumulus

b)

Cirrus

c)

Stratus

d)

Nimbus

141.

The whispy high clouds that has the latin root "curl" or "fringed"

a)

Cirrus

b)

Cumulus

c)

Stratus

d)

Nimbus

142.

This clouds latin root is "layer"

a)

Cumulus

b)

Stratus

c)

Cirrus

d)

Nimbus

143.

The part of the Water Cycle has all three types of water (liquid, gas, solid)

a)

Precipitation

b)

Condensation

c)

Evaporation

d)

Runoff

144.

The driving force of the Water Cycle is?

a)

The troposphere

b)

The Sun

c)

The oxygen

d)

The clouds

145.

Which winds were crucial to sailors because it helped them get their items across the ocean to sell?

a)

Trade Winds

b)

Prevailing winds

c)

Westerlies

d)

Jet Stream

146.

Westerlies blow in which direction?

a)

West to East

b)

North to South

c)

South to North

d)

East to West

147.

Easterlies blow in which direction?

a)

East to West

b)

North to South

c)

South to North

d)

West to East

148.

Narrow bands of strong winds that blow near the top of the troposphere are referred to as what?

a)

Jet Streams

b)

Cirrus Clouds

c)

Easterlies

d)

Sea Breeze

149.

Which factor is not a main factor in determining cloud shape or size?

a)

Pressure

b)

Temperature

c)

Amount of Water Vapor

d)

Wind

150.

Cumulus clouds can be seen with fair weather or in thunderstorms

a)

True

b)

False

151.

Which prefix describes high clouds?

a)

Cirro-

b)

Alto-

c)

Strato-

152.

Cirrus clouds are the clouds closest to Earth's Surface

a)

True

b)

False

153.

The windless, rainy zone near the equator is called the what?

a)

Doldrums

b)

Easterlies

c)

Tropics

d)

Jet Stream

154.
Which layer is the outermost layer?
a)
troposphere
b)
thermosphere
c)
exosphere
d)
mesosphere
155.
Where you will find the ozone layer.
a)
stratosphere
b)
thermosphere
c)
exosphere
d)
mesosphere
156.
Where weather occurs.
a)
stratosphere
b)
thermosphere
c)
troposphere
d)
mesosphere
157.
Where we live.
a)
stratosphere
b)
thermosphere
c)
troposphere
d)
mesosphere
158.
The coldest layer.
a)
troposphere
b)
thermosphere
c)
exosphere
d)
mesosphere
159.
The hottest layer.
a)
troposphere
b)
thermosphere
c)
exosphere
d)
mesosphere
160.
The most common gas in the atmosphere.
a)
Nitrogen
b)
Oxygen
c)
Carbon Dioxide
d)
Trace gases
161.
What enables atmosphere of earth to stay in place?
a)
gravity
b)
air pressure
c)
types of air molecules
d)
clouds
162.
What enables atmosphere of earth to stay in place?
a)
gravity
b)
air pressure
c)
types of air molecules
d)
clouds
163.
As you go higher in the troposphere, the temperature _______________.
a)
decreases
b)
increases
c)
stays the same
d)
gets very hot
164.
As you go higher in the troposphere, the temperature _______________.
a)
decreases
b)
increases
c)
stays the same
d)
gets very hot
165.
What is the function of the ozone layer?
a)
to allow UV rays to get to Earth
b)
to block UV rays from getting to Earth
c)
To keep oxygen in
d)
to allow meteors to get to Earth
166.
Which phenomenon can be seen only in the ionosphere?
a)
ozone layer
b)
Aurora Borealis
c)
Highlands
d)
water vapor
167.
This is the layer where most commercial jet airliners fly.
a)
Troposphere
b)
Stratosphere
c)
Mesosphere
d)
Thermosphere
168.
What happens to the density (thickness)/ air pressure of the air as you increase in altitude?
a)
density increases
b)
density decreases
c)
density stays the same
d)
density disappears
169.
The layers of the atmosphere are separated according to this change. 
a)
Altitude 
b)
Elevation
c)
Temperature
d)
Distance from the sun
170.
The higher you go, the air becomes.......
a)
More dense
b)
Less dense 
171.
The higher you go, the air becomes.......
a)
More dense
b)
Less dense