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Science 6 LT3 Revision

Total questions: 117

Worksheet time: 1hrs 28mins

Name
Class
Date
1.

Why do we have to model our solar system?

a)

Fun activity to do

b)

The solar system is too large to be seen

c)

The solar system is too small to be seen

2.

Which planet is compared in size to Earth correctly?

a)
b)
c)
d)
3.

Based on the image, which planets is the smallest in the solar system?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

4.

One of the main differences between the outer and inner planets is __________.

a)

the inner planets all have water

b)

the inner planets are much bigger than the outer planets

c)

the outer planets are gas planets

d)

the outer planets have do not have rings and the inner planets do

5.

Where is the asteroid belt found?

a)

Between Earth and Mars

b)

Between Uranus and Neptune

c)

Between Mercury and Venus

d)

Between Mars and Jupiter

6.

What planet has a very hot surface and is most like Earth in size?

a)

Venus

b)

Mercury

c)

Mars

d)

Uranus

7.

Which property makes Earth unique compared to other planets in the solar system?

a)

It orbits the Sun.

b)

It is a rocky planet

c)

It has liquid water

d)

It rotates on its axis.

8.

Which contributes to Earth’s ability to sustain life?

a)

The atmosphere allows all of the sun’s radiation to enter due to Earth’s distance from the sun.

b)

The atmosphere prevents all space debris from reaching the surface due to the ozone layer.

c)

The atmosphere is extremely thin due to the temperatures of the sun.

d)

The atmosphere is breathable due to the unique mixture of gases.

9.

What is the correct order of the planets in the Solar System, starting closest to the Sun?

a)

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

b)

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

c)

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

d)

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

10.

Which planet has extreme temperatures because it has no atmosphere?

a)

Earth

b)

Jupiter

c)

Saturn

d)

Mercury

11.

Which planet has the most extensive ring structure, the second largest in solar system, has at least 31 moons (the largest being Titan), and has thick outer rings of hydrogen, helium, ammonia, methane, and water vapor?

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Pluto

12.

What do Mercury, Venus, Earth, and Mars all have in common?

a)

They are all very cold planets.

b)

They are considered terrestrial planets, that is rocky or have metals with hard surface.

c)

They are about the same size.

d)

They are considered gas giants

13.

What do Mercury, Venus, Earth, and Mars all have in common?

a)

They are all very cold planets.

b)

They are considered terrestrial planets, that is rocky or have metals with hard surface.

c)

They are about the same size.

d)

They are considered gas giants

14.

Which planet is the largest planet in the solar system and is the fifth planet?

a)

the sun

b)

Uranus

c)

Jupiter

d)

Earth

15.

Which is the eighth planet from the Sun and orbits the Sun once every 164.8 years and is blue in color?

a)

Neptune

b)

Jupiter

c)

Saturn

d)

Mars

16.

Which of the following is ordered from largest to smallest?

a)

Universe -> Galaxy -> Solar System -> Planet

b)

Planet -> Galaxy -> Solar System -> Universe

c)

Planet -> Solar System -> Galaxy -> Universe D.) Universe

d)

Universe -> Solar System -> Galaxy -> Planet

17.

Which planet is home to the tallest mountain , has the largest dust storms in the solar system and is also known as the 'Red Planet' because of the presence of iron oxide in it's rock.

a)

Earth

b)

Venus

c)

Jupiter

d)

Mars

18.

The inner planets are also called a

a)

Gas giants

b)

Terrestrial planets

c)

Large planets

d)

Asteroid

19.

Name for region containing all 8 planets, the sun, asteroids, and other celestial objects?

a)

The Solar System

b)

The Degoba System

c)

Asteroid Belt

d)

Kuiper Belt system

20.

A student is looking at a model of the solar system noted there is a belt of objects in orbit in between Mars and Jupiter. What are these orbiting objects?

a)

Comets

b)

Moons

c)

Asteroids

d)

Pluto

21.

The sun is a...

a)

planet

b)

star

c)

comet

d)

asteroid

22.

What is the object that all planets in our solar system orbit?

a)

The moon

b)

The sun

c)

The Milky Way

d)

Mercury

23.

Which of the these planets would have the greatest gravitational pull on a nearby object?

a)

Mars

b)

Mercury

c)

Jupiter

d)

Neptune

24.

Which is the farthest planet to the Sun?

a)

Uranus

b)

Neptune

c)

Saturn

d)

Jupiter

25.

Which is the closest planet to the Sun?

a)

Earth

b)

Mars

c)

Mercury

d)

Venus

26.

Which is the smallest planet?

a)

Mars

b)

Venus

c)

Neptune

d)

Mercury

27.

Which is the biggest planet?

a)

Jupiter

b)

Neptune

c)

Saturn

d)

Uranus

28.

Which is the hottest planet?

a)

Mars

b)

Venus

c)

Mercury

d)

Jupiter

29.

Which planet has a big red spot on its surface?

a)

Mars

b)

Neptune

c)

Uranus

d)

Jupiter

30.

Which planet is mainly composed of gas?

a)

Jupiter

b)

Venus

c)

Earth

d)

Mars

31.

Which planet is the fifth planet to the Sun?

a)

Uranus

b)

Neptune

c)

Saturn

d)

Jupiter

32.

Which planet is the brightest planet?

a)

Mars

b)

Saturn

c)

Venus

d)

Jupiter

33.

How many planets are there in our Solar System?

a)

7

b)

8

c)

9

d)

10

34.

Models of the solar system with Earth at the center are called _____________________ models.

a)

geocentric

b)

heliocentric

c)

terrestrial

d)

none of the above

35.

Models of the solar system with Sun at the center are called _____________________ models.

a)

geocentric

b)

heliocentric

c)

terrestrial

d)

none of the above

36.

What dwarf planet was downgraded from planetary status in 2006?

a)

Mercury

b)

Uranus

c)

Neptune

d)

Pluto

37.

What is the age of the Sun?

a)

Nearly 5 billion years old.

b)

Nearly 500 million years old.

c)

Nearly 1 billion years old.

d)

Nearly 10 billion years old.

38.

Where is the Sun located when you view a full Moon?

a)

During a full Moon, the Sun, Earth, and the Moon are lined up, with Earth in between.

b)

During a full Moon, the Sun, the Moon, and Earth are lined up, with the Moon in between.

c)

During a full Moon, the Moon, the Sun, and Earth are lined up, with the Sun in between.

d)

During a full Moon, the angle between the Sun, the Moon, and Earth is 90∘.

39.

Why don't eclipses occur monthly, or nearly monthly?

a)

Eclipses occur each time when the Moon is located at the intersection of the Moon's orbital plane and Earth's orbital plane, which is relatively rare event.

b)

Eclipses occur only when the Moon is located at the intersection of the Moon's orbital plane and Earth's orbital plane, and the angle between the Sun, the Moon, and Earth is 90∘, which is relatively rare event.

c)

Eclipses occur only when the Moon is located at the intersection of the Moon's orbital plane and Earth's orbital plane, and the Sun is located on the same line with Earth and the Moon, which is relatively rare event.

d)

None of the above.

40.

The astronomer _______________________ first proposed that Earth and the other planets orbit the sun.

a)

Copernicus.

b)

Einstein.

c)

Kepler.

d)

Newton.

41.
What is in the center of the Heliocentric Model?
a)
Sun
b)
Comet 
c)
Jupiter
d)
Earth
42.
What holds the planets in their orbits around the sun?
a)
gravity
b)
speed
c)
string
d)
air currents
43.
In which type of model are the Sun, other planets, and the Moon in orbit around the Earth?
a)
heliocentric model
b)
tetrahedral model
c)
concentric model
d)
geocentric model
44.
Which choice shows the correct order of the planets?
a)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
b)
Earth, Venus, Mars, Mercury, Jupiter, Saturn, Uranus, Pluto
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
d)
Saturn, Venus, Mars, Mercury, Jupiter, Neptune Mercury, Uranus
45.
What planet is it?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Venus
46.
The curved path in which a planet, satellite, or spacecraft moves in a circle around another object.  The path one object takes around another.
a)
rotate
b)
orbit
c)
moon
d)
revolve
47.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
48.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
49.
What is true of all planets in our Solar System?
a)
They are large bodies in space that orbit the Sun
b)
Planets do not move, only stars move
c)
Planets make their own light
d)
Planets are larger than stars
50.

Name the star closest to Earth.

a)

Polaris

b)

Sun

c)

Vega

d)

Alpha Centauri

51.

Mars is often called __________ due to rust in rocks.

a)

Red Planet

b)

Blue Planet

c)

Green Planet

d)

Orange Planet

52.
24 hours
a)
day
b)
night
c)
orbit
d)
tilt
53.
Australia is in the ____ hemisphere. 
a)
northern
b)
southern
54.
Object spinning on its axis. 
a)
revolution
b)
rotation
55.
Object orbiting another object. 
a)
revolution 
b)
rotation
56.
Longest day of the year
a)
Autumnal Equinox
b)
Summer Solstice 
c)
Winter Solstice
d)
Vernal Equinox
57.
Shortest day of the year
a)
Autumnal Equinox
b)
Summer Solstice 
c)
Winter Solstice
d)
Vernal Equinox
58.
23.5 degrees
a)
axis
b)
day
c)
tilt
d)
rotation
59.
Imaginary line that runes through Earth. 
a)
orbit
b)
day
c)
tilt
d)
axis
60.
One year is...
a)
355 days
b)
355 1/4 days
c)
365 days
d)
365 1/4 days
61.
If its ____ in the Northern hemisphere, then its fall in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
62.
If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
63.
Path an object revolves around another object.
a)
axis
b)
orbit
c)
tilt
64.
The earth is a tilted planet.  What is the degree of tilt?
a)
Approximately 25 degrees
b)
Exactly 25 degrees
c)
23.5 degrees
d)
90 degrees with respect to the sun
65.
Which  of the following best describes the tilt of the earth during the spring and fall equinoxes?
a)
The earth is tilted away from the sun (Northern hemisphere)
b)
The earth is tilted neither toward or away from the sun (tilt is side to side)
c)
The earth is tilted toward the sun (Northern hemisphere)
d)
The earth is not tilted during spring and fall
66.
What does the earth's tilt cause?
a)
The seasons
b)
Day and Night
c)
Tsunamis
d)
Earthquakes
67.
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)
68.
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.
69.
One rotation of Earth is equal to
a)
a day.
b)
a year.
70.
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.
71.
Where on Earth can you experience entire days of darkness?
a)
The equator
b)
The poles
c)
The Tropic of Cancer
d)
The Tropic of Capricorn
72.
In winter, the axis of the earth is pointed away or toward the sun?
a)
towards
b)
up
c)
down
d)
away
73.
In summer, the axis of the earth is pointed away or toward the sun?
a)
towards
b)
up
c)
down
d)
away
74.
Why is the Equator warmest?
a)
Because it is closest to the sun.
b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
75.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
76.
Which season is taking place in the Northern Hemisphere in Position 1?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
77.
If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere. 
a)
spring
b)
summer
c)
fall
d)
winter
78.
What are the reasons for the season?
a)
Earth's tilt & rotation
b)
Earth's tilt & revolution
c)
Earth's rotation & size
d)
Earth's tilt & resolution
79.
The term equinox means....
a)
equal amount of day light and equal amount of night
b)
Equal amount of winter and summer
c)
Equal amounts of hot dogs for everyone
d)
The longest day of the year
80.
Why do globes lean sideways?
a)
To allow them to spin easier.
b)
To demonstrate the tilt of Earth's axis.
c)
To demonstrate the effects of gravity.
d)
To demonstrate day and night.
81.
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
82.
darkest, innermost part of the shadow
a)
penumbra
b)
umbra
83.
lighter, outer part of the shadow
a)
penumbra
b)
umbra
84.
What type of eclipse occurs when the moon blocks the sun's light and cast a shadow on earth?
a)
solar
b)
lunar
85.
What type of eclipse occurs when the earth's shadow is cast on a full moon?
a)
solar
b)
lunar
86.
What moon phase occurs during a solar eclipse?
a)
Full moon
b)
new moon
c)
1st quarter
d)
waxing gibbous
87.
What moon phase occurs during a lunar eclipse?
a)
full moon
b)
new moon
c)
3rd quarter
d)
waxing crescent
88.
What part of the shadow must I be in to see a total solar eclipse?
a)
umbra
b)
penumbra
89.
What type of eclipse is this?
a)
Solar eclipse
b)
Lunar eclipse
90.
What type of eclipse is this?
a)
Solar Eclipse
b)
Lunar Eclipse
91.

This image is showing us a.....

a)

solar eclipse

b)

lunar eclipse

c)

phases of the moon

d)

earth eclipse

92.

When the moon passes between the earth and the sun, this results in a.....

a)

Waxing moon

b)

lunar eclipse

c)

solar eclipse

d)

sun rise

93.
Which type of eclipse is shown in the diagram?
a)
solar eclipse
b)
lunar eclipse
94.
Which moon phase is shown in the image?
a)
new moon
b)
waxing gibbous
c)
full moon
d)
waning crescent
95.
Which type of eclipse is shown in the image?
a)
solar eclipse
b)
lunar eclipse 
96.

How long does it take for Earth to make 1 revolution?

a)

24 hours

b)

365 1/4 days

c)

1 month

d)

1 day

97.

How many days does the Moon take to Orbit the Earth?

a)

24

b)

26

c)

28

d)

30

98.

What is responsible for the length of time our seasons last?

a)

The Earth's tilt

b)

The Speed that our planet revolves around the sun

c)

How close we are to the Sun

d)

How much light the Earth gets.

99.

What is a solar eclipse?

a)

When the Moon covers the Sun from Earth's view

b)

When the Moon falls in the Earth's shadow

c)

When the Moon goes behind the Sun

100.

Which of the following best describes solar eclipses?

a)

The Earth's shadow falls on the Moon

b)

The Moon's shadow falls on Earth

c)

The Sun's shadow falls on Earth

101.

True/False. During a solar eclipse, it is safe to look at the Sun.

a)

False

b)

True

102.

A solar eclipse can be seen by ...

a)

a small portion of the Earth

b)

everyone on Earth

c)

everyone experiencing night

103.

During a lunar eclipse ...

a)

the Sun is obscured

b)

the Moon is obscured

c)

you are obscured

d)

the Earth is obscured

104.

Use the calendar to predict the moon phase on March 26th.

a)

Waxing Crescent

b)

Waning Crescent

c)

Waning Gibbous

d)

Waxing Gibbous

105.
Which moon phases are "gibbous"?
a)
1 and 5
b)
2 and 8
c)
4 and 6
d)
3 and 7
106.
Which moon phases are "crescents"?
a)
1 and 5
b)
2 and 8
c)
4 and 6
d)
3 and 7
107.

It will be a full moon on December 23, 2018. About what date will the next full moon occur?

a)

January 1, 2019

b)

January 10, 2019

c)

January 21, 2019

d)

February 1, 2019

108.

What moon phase will occur about 14 days after the phase in the picture?

a)

first quarter

b)

full moon

c)

last quarter

d)

new moon

109.

Complete with the missing word:

Friday ............ Sunday

a)

Saturday

b)

Thursday

c)

Monday

d)

Sunday

110.

Which calendar marks the 12 animals of the zodiac?

a)

Egyptian

b)

Hebrew

c)

Chinese

d)

Persian

111.

In the Maya Calendar they chart:

a)

the movement of the sun

b)

the movement of the stars

c)

The movement of the moon

d)

The movement of the planets

e)

All of the above

112.

What is the most widely used civil calendar in the world?

a)

The Julian Calendar

b)

The Chinese Calendar

c)

The Gregorian Calendar

d)

The Muslim Calendar

113.

What is a calendar?

a)

It is a bunch of numbers marking just the days

b)

It is a system of time into convenient periods of days, months and years

c)

It is a multiphase number of the moon

d)

It is a list of gods from Rome and random numbers

114.

The chinese calendar marks

a)

The start of a new emperor

b)

new years that marks the end of the reign of one animal

c)

The beginning of a new era that is coming

115.

a period of 100 years

a)

decade

b)

timeline

c)

century

116.

a period of ten years

a)

century

b)

decade

c)

timeline

117.

Who made the calendar we use today?

a)

Julius Caesar

b)

Augustus Caesar

c)

Pope Gregory

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