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Solar System, Earth and Geologic Time Scale Review

Total questions: 118

Worksheet time: 2hrs 39mins

Name
Class
Date
1.
The four inner planets are ______________.
a)
Mercury, Mars, Saturn, Neptune
b)
Mercury, Venus, Jupiter, Earth
c)
Mercury, Earth, Venus, Mars
d)
Mercury, Earth, Uranus, Mars
2.
The smallest planet in the solar system is _____________
a)
Mercury
b)
Venus
c)
Mars
d)
Neptune
3.
The hottest planet is ____________________.
a)
Mercury
b)
Venus
c)
Mars
d)
Earth
4.

Which of the following consists mostly of small bodies of ice located just beyond Neptune's orbit?

a)

the asteroid belt

b)

the Kuiper belt

c)

a meteor shower

d)

the Oort cloud

5.

The sun is much larger than the moon. However, as viewed from Earth, the sun and moon appear to be the same size. Why do the sun and moon appear to be the same size when viewed from Earth?

a)

The moon is much hotter than the sun.

b)

The moon is much denser than the sun.

c)

The moon is much brighter than the sun.

d)

The moon is much closer to Earth than the sun.

6.
Which option below lists the planets in the correct order from the Sun?
a)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
b)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune 
c)
Mercury, Earth, Venus, Mars, Jupiter, Saturn, Uranus, Neptume
d)
Mercury, Venus, Earth, Mars, Saturn, Jupiter, Uranus, Neptune
7.
The inner planets are
a)
small
b)
large
8.
The outer planets have______ moons. 
a)
few
b)
many
9.
The _______ planets are rocky. 
a)
inner
b)
outer
10.
Which planet has the largest system of rings?
a)
Uranus
b)
Saturn
c)
Neptume
d)
Mercury
11.
A small orbiting body made of dust, ice and frozen gases is a __________
a)
Planet
b)
Comet
c)
Solar System
d)
Asteroid
12.
The sun and all of the bodies that revolve around it is the __________
a)
Planet
b)
Comet
c)
Solar System
d)
Asteroid
13.
A small rocky object that orbits the sun is __________
a)
Planet
b)
Comet
c)
Solar System
d)
Asteroid
14.
Large bodies that revolve around the sun are ________
a)
Planets
b)
Comets
c)
Solar Systems
d)
Asteroids
15.
A giant sphere of glowing gases is a ___________
a)
Galaxy
b)
Light-year
c)
Star
d)
Magnitude
16.
Which planet is furthest away from the sun?
a)
Mercury
b)
Venus
c)
Jupiter
d)
Neptune
17.
Which planet is not an inner planet?
a)
Earth
b)
Mars
c)
Venus
d)
Saturn
18.
Which planet has the Great Red Spot?
a)
Pluto
b)
Uranus
c)
Jupiter
d)
Earth
19.
Where is the asteroid belt?
a)
Between the inner and outer planets
b)
Past pluto
c)
All over our solar system
d)
Between Earth and Venus
20.
What is a fact about the outer planets?
a)
They are smaller.
b)
They are made of rock
c)
They are made of gas.
d)
They have no rings.
21.

The rocky (terrestrial) planets are

a)

furthest from the sun

b)

closest to the sun

22.

All of the following are properties of Mars EXCEPT

a)

abundance of liquid water on planet

b)

one or more moons in orbit

c)

constantly in motion

d)

predictable orbital path

23.

Which is common between all the planets?

a)

mass

b)

diameter

c)

shape

d)

composition

24.

T or F: The Sun governs all motion and patterns of the objects in our solar system keeping planets, asteroids, and comets in orbit.

a)

True

b)

False

25.

A comet is made mostly of

a)

ice

b)

dust

c)

fire

d)

oxygen

26.

The rocky objects that orbit in space are called

a)

planets

b)

asteroids

c)

comets

d)

meteors

27.

A meteor is a

a)

irregular solid orbiting between Mars and Venus

b)

dust to small rocks due to breakup of comets

c)

solids made of rock and ice with elliptical orbits

d)

solids that have been pulled in by gravity around planets

28.

Celestial bodies that are burning up in Earth's atmosphere.

a)

Asteroid

b)

Meteor

c)

Comet

d)

Meteorite

29.

Celestial bodies made of frozen ice, rock and dust

a)

Asteroid

b)

Meteor

c)

Comet

d)

Meteorite

30.

Irregular celestial bodies made of rock and metal, usually found between Mars and Jupiter

a)

Asteroid

b)

Meteor

c)

Comet

d)

Meteorite

31.

What natural satellites would you find orbiting around a planet?

a)

sun

b)

moons

c)

comets

d)

meteorites

32.

Celestial bodies that have touched down on Earth

a)

Asteroid

b)

Meteor

c)

Comet

d)

Meteorite

33.

What is the order of the INNER planets from closest to farthest from the sun?

a)

Jupiter, Uranus, Neptune, Saturn

b)

Mars, Earth, Venus, Mercury

c)

Mercury, Venus, Earth, Mars

d)

Jupiter, Saturn, Uranus, Neptune

34.

What is the order of the OUTER planets from closest to farthest from the sun?

a)

Jupiter, Uranus, Neptune, Saturn

b)

Mars, Earth, Venus, Mercury

c)

Mercury, Venus, Earth, Mars

d)

Jupiter, Saturn, Uranus, Neptune

35.

Which planets have more moons and rings?

a)

Inner Planets

b)

Outer Planets

36.
There are 8 __________ in our Solar System.
a)
planets
b)
shadows
c)
revolves
d)
moons
37.
The sun is considered a __________.
a)
Sun
b)
star
c)
moon
d)
Earth
38.
The Earth has one ____________.
a)
position
b)
moon
c)
rotate
d)
heat
39.
The only planet with water in the surface is __________________. 
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
40.
The four outer planets are ________________.
a)
Jupiter, Neptune, Saturn, Uranus
b)
Jupiter, Earth, Uranus, Mars
c)
Jupiter, Saturn, Mars, Uranus
d)
Jupiter, Saturn, Neptune, Mercury
41.
The largest planet in the solar system is ______________________.
a)
Saturn
b)
Earth
c)
Jupiter
d)
Neptune
42.
The planet with the largest rings is ____________________.
a)
Jupiter
b)
Neptune
c)
Uranus
d)
Saturn
43.
The coldest planet in the solar system is ______________________.
a)
Neptune
b)
Venus
c)
Uranus
d)
Jupiter
44.
The only planet that spins different is ______________________. 
a)
Jupiter
b)
Mars
c)
Uranus
d)
Neptune
45.
Which planet has the most moons _____________.
a)
Jupiter
b)
Saturn
c)
Neptune
d)
Uranus
46.
Why isn't Pluto considered a planet any more?
a)
It has many moons
b)
It is really big
c)
It is really small
d)
It has many rings
47.
Which planet has the most volcanoes?
a)
Mercury
b)
Venus
c)
Mars
d)
Earth
48.
______ contains 99.8% of the mass in our solar system.
a)
Jupiter
b)
The Sun
c)
Saturn
d)
Venus
49.
Which planet is NOT considered a gas giant?
a)
Jupiter
b)
Saturn
c)
Venus
d)
Neptune
50.
Which of the following is an example of a dwarf planet?
a)
Pluto
b)
Mercury
c)
Mars
d)
Neptune
51.
In what region can Pluto be found?
a)
Asteroid belt
b)
Kuiper belt
c)
Habitable zone
d)
Event horizon
52.
How many planets are in our solar system (not including pluto)
a)
9
b)
8
c)
10
d)
7
53.
Name the planets in order from the one closet to the Sun
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
b)
Neptune, Uranus, Saturn, Jupiter, Mars, Earth, Venus, Mercury
c)
Mercury, Earth, Mars, Venus, Saturn, Jupiter, Uranus, Neptune
d)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
54.
What are the rings of Saturn made of?
a)
Rocks and Dust
b)
Rock, Frozen gases, Ice crystals, and water
c)
Ice Crystals
d)
Stars
55.

Earth is the _____ planet from the sun?

a)

First

b)

Second

c)

Third

d)

Last

56.

What gas gives Uranus and Neptune its blue color?

a)

Carbon Dioxide

b)

Helium

c)

Methane

d)

Hydrogen

57.

There is evidence that there used to be _________ on Mars?

a)

Water

b)

Dust

c)

Rocks

58.
The Earth's axis is tilted _____ degrees.
a)
23.5
b)
25.3
c)
30.2
d)
24
59.
What do June 21 and December 21 have in common?
a)
equinox dates
b)
the moon is full
c)
solstice dates
d)
the cold fronts blow in
60.
What season is it in the Southern Hemisphere when it is fall in the Northern Hemisphere?
a)
winter
b)
spring
c)
summer
d)
fall
61.
Why does the area around the equator stay the same temperature all year?
a)
The equator rotates slower than the poles.
b)
The equator remains the same distance from the sun.
c)
The equator always receives direct sunlight.
d)
The equator has 18 hour days.
62.
In the Northern Hemisphere, on which day will you receive the most daylight?
a)
September 21
b)
December 21
c)
March 21
d)
June 21
63.
One rotation of Earth is equal to
a)
a day.
b)
a year.
c)
a month. 
64.
What is Earth's annual motion around the sun called?
a)
Rotation
b)
Revolution
65.
What would seasons be like if Earth's axis were straight up and down?
a)
Seasons would be the same.
b)
Seasons would be more extreme.
c)
There would be no seasons.
d)
Seasons would vary. 
66.
The Earth's _______ is an imaginary line that goes from the North Pole to the South Pole.
a)
vernal equinox
b)
axis
c)
solar eclipse
d)
solar flare
67.
When are the equinoxes?
a)
June & December
b)
July & January
c)
April & October
d)
March & September
68.
When the Northern Hemisphere leans toward the sun, the northern part gets -
a)
more sunlight
b)
less sunlight
c)
to be winter
d)
cooler
69.
Which section of Earth is composed primarily of liquid metal?
a)
crust
b)
mantle
c)
outer core
d)
inner core
70.
Earth is made of different layers that have varying characteristics. Which is the thickest layer?
a)
the mantle
b)
the inner core
c)
the outer core
d)
the crust
71.
A difference between the oceanic crust and the continental crust is that the oceanic crust is
a)
composed chiefly of sedimentary rocks.
b)
more dense than the continental crust.
c)
older than the continental crust.
d)
continually being created.
72.
The interior of Earth is made up of several physically different layers. The solid layer of Earth that moves over a viscous layer is called the
a)
core
b)
crust
c)
asthenosphere
d)
atmosphere
73.
The movement of crustal plates results from circulating currents in material beneath the crust of Earth. Which BEST describes the material which moves the crustal plates?
a)
hot water
b)
molten rock
c)
liquid metal
d)
solid iron
74.
Which best explains the movement of tectonic plates?
a)
They move several miles each year because of convection within Earth.
b)
They move several centimeters each year because of convection within Earth.
c)
They move several feet each year because of convection within Earth.
d)
They move several kilometers each year because of convection within Earth.
75.

Which of these is NOT a function of Earth’s atmosphere?

a)

insulating the planet to keep it warm

b)

protecting Earth from harmful radiation

c)

allowing water to evaporate into space

d)

storing oxygen for living things to breathe

76.

Which of the following is NOT a layer of the atmosphere?

a)

Troposphere

b)

Mesosphere

c)

Biosphere

d)

Stratosphere

77.

Which layer of the atmosphere do we live in?

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Exosphere

78.
What are the two kinds of crust?
a)
lithospheric and asthenospheric
b)
silicon based and iron based
c)
continental and oceanic
d)
outer and inner
79.
Which layer of Earth is the thinnest?
a)
crust
b)
mantle
c)
outer core
d)
inner core
80.

What is the correct order of the earth's layers from inside to outside?

a)

inner core, mantle, outer core, crust

b)

outer core, inner core, mantle, crust

c)

crust, mantle, outer core, inner core

d)

inner core, outer core, mantle, crust

81.
What does the earth's tilt cause?
a)
The seasons
b)
Day and Night
c)
Tsunamis
d)
Earthquakes
82.
What is the shape of the earth's orbit around the sun?
a)
Circular
b)
Elliptical (slightly oval)
c)
Square to rectangular
d)
Variable and changes with the seasons (no particular shape)
83.

The Earth has a magnetic field called...

(a)  

84.

The magnetosphere extends all around the Earth and into the atmosphere around it.

a)

True

b)

False

85.

The entire mass of air that surrounds Earth, and is made of 78% nitrogen, 21% oxygen, and traces of other gases is called...

a)

magnetosphere

b)

ozone layer

c)

atmosphere

d)

none of these

86.

An area that deflects and traps harmful particles, and results from the interaction between Earth's magnetic field and solar winds is called...

a)

atmosphere

b)

ozone layer

c)

magnetic fields

d)

magnetosphere

87.

A continuous stream of charged particles from the Sun, some variations cause aurorae displays and geomagnetic storms- these are called...

a)

ultraviolet radiation

b)

solar winds

c)

magnetospheres

d)

ozone layers

88.
_______________ is the long span of time that begins geologic time.
a)
Precambrian Time
b)
Cenozoic Time
89.
A unit of geologic time that subdivides eras
a)
period
b)
time span
90.
The Triassic Period, the Jurassic Period, and the Cretaceous Period occurred in what era?
a)
Cenozoic
b)
Mesozoic
91.
Scientists divided the time between Precambrian Time and the present into three units of time, or eras.
a)
True
b)
False
92.
___________ a record of the geologic events and the evolution of life forms as shown in the fossil record. 
a)
Eras
b)
Geologic Time Scale
93.
 The Quaternary period, where humans first appeared, is in the Mesozoic era.
a)
True
b)
False
94.
Eras are subdivided into units of geologic time called periods.
a)
True
b)
False
95.
Which period are we currently in?
a)
Quaternary
b)
Holocene
c)
Jurassic
d)
Tertiary
96.
Which era is the longest?
a)
Cenozoic
b)
Cambrian
c)
Precambrian
d)
Phanerozoic
97.
The geologic time scale is a record of....
a)
the history of fossils only
b)
the history of rocks
c)
the history of rock layers and fossils
d)
geologist notes
98.
Paleontologists infer that the earth is approximately how many years old?
a)
4.5 million years
b)
450 million years
c)
450 billion years
d)
4.5 billion years
99.

In what time period did Pangaea, the super continent, appear?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

100.

Dinosaurs, small mammals, and birds are found in this time period.

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

101.

Preserved remains of plants and animals from the remote past are called?

a)

Sedimentary rocks

b)

Radioactive dating

c)

Decayed organisms

d)

Fossils

102.

Which era was the longest, taking up 88% of geologic time?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

103.

The end of an era, and the end of life for groups of organisms, is called?

a)

Death

b)

Mass extinction

c)

Transition

d)

Turning point

104.

The end of the Mesozoic Era was most likely caused by?

a)

A meteor

b)

Too much oxygen

c)

Lowering sea levels

d)

An ice age

105.

Marine plants and invertebrates were abundant during which era?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

106.

What is the name of the most recent era in geologic time?

a)

Precambrian

b)

Paleozoic

c)

Mesozoic

d)

Cenozoic

107.

How many divisions of time are there in the geologic time scale?

a)

1

b)

2

c)

3

d)

4

108.

What is the largest/major unit of geologic time?

a)

Epoch

b)

Period

c)

Era

109.

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

a)

Period

b)

Eon

c)

Epoch

d)

Era

110.

The Mesozoic Era is found in which Eon?

a)

Phanerozoic

b)

Precambrian

111.

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

112.

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

a)

Holocene

b)

Paleocene

c)

Hadean

d)

Jurassic

113.

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

114.

During what Period were Dinosaurs present?

a)

Paleogene

b)

Quaternary

c)

Precambrian

d)

Jurassic

115.

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

116.

A Geologist studies ________.

a)

Earth's atmosphere

b)

Earth's environment

c)

Earth's crust

d)

fossils

117.

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

118.

The entire history of the Earth can be divided into the Precambrian (ancient) Eon and the Phanerozoic (current) Eon. Which of the following correctly represents the percent of Earth's history occupied by each?

a)

88% Precambrian, 12% Phanerozoic

b)

12% Precambrian, 88% Phanerozoic

c)

81% Precambrian, 19% Phanerozoic

d)

19% Precambrian, 81% Phanerozoic

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