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Unit 5 Review of Earth and the Solar System

Total questions: 60

Worksheet time: 38mins

Name
Class
Date
1.
Which of the following means to turn on an axis?
a)
relax
b)
rotate
c)
revolve 
d)
return
2.
How long does it take for the Earth to make one complete rotation?
a)
365 days/1 year
b)
1 week
c)
24 hours/1 day
3.
When it is summer in the Northern Hemisphere, it is _____ in the Southern Hemisphere.
a)
spring
b)
summer
c)
fall
d)
winter
4.
Why do we experience the changing of  seasons on Earth?
a)
Earth's tilt & rotation
b)
Earth's tilt & revolution
c)
Earth's rotation & rovolution
d)
Earth's tilt & resolution
5.
What is the "name" for the longest and shortest days of the year?
a)
equinoxes
b)
solstices
c)
months
d)
seasons
6.
Earth's axis is tilted at - 
a)
23.5 degrees
b)
33.5 degrees
c)
28 degrees
d)
90 degrees
7.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
8.

What imaginary line is drawn around the earth’s center?

a)

axis

b)

equator

c)

prime meridian

d)

hemisphere

9.

What happens when the area in which you live tilts away from the sun?

a)

It is spring

b)

It is summer

c)

It is fall

d)

It is winter

10.
Which season is taking place in the Northern Hemisphere in Position 2?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
11.

What is an Equinox

a)

Full tilt toward sun

b)

Full tilt away from sun

c)

Shortest day

d)

Equal day and night

12.

What is the name of the first day of summer

a)

Autumnal equinox

b)

Winter solstice

c)

Vernal equinox

d)

Summer solstice

13.

What is the name of the first day of winter

a)

Winter solstice

b)

Vernal equinox

c)

Autumnal equinox

d)

Summer solstice

14.

What is the name of the first day of spring

a)

Autumnal equinox

b)

Vernal equinox

c)

Winter solstice

d)

Summer solstice

15.

What is the name of the first day of fall

a)

Winter solstice

b)

Summer solstice

c)

Autumnal equinox

d)

Vernal equinox

16.

Which of the following correctly shows rotation?

a)
b)
c)
d)
17.

The illustration represents which of the following?

a)

Revolution of Earth

b)

Swimming Earth

c)

Bicycle wheel

d)

Roation of Earth

18.

How many days are in a calendar year?

a)

362.1

b)

356 1/5

c)

635

d)

365 1/4

19.

To complete one year’s time, the Earth makes one complete _____.

a)

Revolution around the Moon.

b)

Rotation around the Moon.

c)

Revolution around the Sun.

d)

Revolution around Mars.

20.

A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.

a)

high

b)

neap

c)

low

d)

spring

21.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
22.

A[n] ___________ tide occurs when the sun, Earth, and the moon are in a straight line.

a)

spring

b)

high

c)

low

d)

neap

23.
Changes in the positions of Earth, the moon, and the sun affect the height of high tides during a month. 
a)
True
b)
False
24.

Which body has the greater effect on Earth's tides?

a)

Sun

b)

Saturn

c)

Moon

d)

Venus

25.

Wha type of tide would this arrangement of earth-moon-sun create?

a)

full moon tide

b)

new moon tide

c)

neap tide

d)

spring tide

26.

What type of tides would this arrangement of earth-moon-sun create?

a)

neap tide

b)

spring tide

c)

new moon tide

d)

full moon tide

27.
What is a difference between spring and neap tides?
a)
Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
b)
Spring tides occur when moon in 3rd or 1st quarter phases
c)
Spring tides are LOWER than neap tides
d)
Spring tides occur in Spring and neap tides can occur in any season
28.
Spring tides occur...
a)
each hour
b)
2 times a day
c)
each month
d)
twice a month
29.
Neap tides occur...
a)
each hour
b)
2 times a day
c)
each month
d)
twice a month
30.

Neap tides happen during ___________ and _____________ moons.

a)

full / new

b)

1st quarter / 3rd quarter

c)

waxing gibbous / waning gibbous

d)

waxing crescent / waning crescent

31.
What is the Sun?
a)
It is a satellite
b)
It is a Star
c)
It is a comet
d)
It is a planet
32.

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

33.

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

34.

The four inner planets are rocky and small. Which description best fits the next four outer planets?

a)

They are also rocky and small.

b)

They are very large and has no moons

c)

They are small and made of ice.

d)

They are very large, made of gases with no solid surface

35.

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

a)

the sun

b)

Uranus

c)

Jupiter

d)

Earth

36.
A force of attraction between any two objects is called _____________.
a)
static electricity 
b)
rotation
c)
gravity
d)
orbit
37.

The more distance between two objects, the __________ gravity they will have.

a)

more

b)

less

38.

Which would create the strongest gravity?

a)

Two large planets close together

b)

Two large planets far apart

39.

Which two things affect gravity?

a)

Mass and distance

b)

Weight and distance

c)

Weight and mass

40.

If a planet has too much inertia, what would happen to it?

a)

It would fly off into space

b)

It would get pulled into its star

41.

What keeps the Earth from crashing into the Sun?

a)

Earth's Gravity

b)

Earth's Inertia

42.

Because of the balance between gravity and inertia all of the planets will...

a)

stay in orbit around the sun.

b)

all explode someday.

43.

What is the definition of orbit?

a)

The spinning of the Earth on its axis.

b)

The path an object follows as it moves around another object.

44.

If a planet does not have enough inertia, what would happen to it?

a)

It would fly off into space

b)

It would get pulled into its star

45.

What is gravity?

a)

The force that pulls things toward each other.

b)

Something that pulls things on Earth down.

46.

Proximity to the Sun means...

a)

A proximity warning is given to an astronaut when the oxygen level in the spacesuit drops below 10 pounds/square inch of atmosphere

b)

The intensity of the Sun's radiation on Earth

c)

How close an object in our solar system is to the Sun

d)

none of theses

47.

Why is the Sun important to life on Earth?

a)

The Sun's radiant energy is converted to food by plants in a process called photosynthesis

b)

The Sun's radiant energy is converted into liquid water

c)

Radiant energy from the Sun is absorbed and released in a delicate balance for life to exist.

d)

none of these

48.

Why is liquid water important for life to exist?

a)

Other life forms get thirsty just like humans

b)

Liquid water is important for rain to fall and wash the pollution from the surface of the planet

c)

none of these

d)

delivery mechanism, dissolving essential nutrients and delivering them to cells.

49.

The atmosphere is important to life on Earth because...

a)

The atmosphere keeps thunderstorms from becoming too large and causing catastrophic damage to Earth

b)

blocks the Sun's dangerous radiation and traps heat making Earth a comfortable temperature

c)

The atmosphere traps cold air just above the surface and without this cold air we would not receive the rain that we needed.

d)

none of these

50.

What three things do Astrobiologists look for when searching for life beyond Earth?

a)

water vapor, and food

b)

food, water, and shelter

c)

liquid water, an oxygen containing atmosphere, and an energy source

d)

none of these

51.

A layer of gases that surround a planet

a)

atmosphere

b)

Corona Borealis

c)

protective gas zone

d)

none of these

52.

What is the breakdown of gases in Earth's atmosphere?

a)

79% Oxygen, 20 % Nitrogen, and 1% other gases

b)

79% Nitrogen, 20% Oxygen, and 1% other gases

c)

100% Oxygen

d)

79% Oxygen, 20% Carbon Dioxide, and 1% water vapor

53.

The Ozone Layer protects Earth from what?

a)

meteors

b)

asteroids

c)

viruses and bacteria from Space

d)

radiation from the Sun

54.

All of the following are necessary for life on Earth except -

a)

Water

b)

Sunlight

c)

Atmospheric gases

d)

Gasoline

55.

Why would planet E not be a good place to look for life?

a)

Too hot

b)

No oxygen

c)

Too cold

d)

No water

56.

Look at the diagram above, which of the following would be the best planet to observe for life?

a)

E

b)

B

c)

C

d)

D

57.

Name two characteristics necessary for life to exist on Earth:

a)

organic compounds and fire

b)

presence of water and a source of radiant energy

c)

oxygen and hydrothermal vents

d)

radiant energy and nuclear energy

58.

Animals need oxygen; plants need carbon dioxide. What do all living things on Earth also need?

a)

Chocolate

b)

Water

c)

Changing seasons

d)

Day and Night

59.

Look at the picture of the satellite orbiting Earth. What keeps satellites in orbit?

a)

Friction

b)

The Sun

c)

The moon

d)

Gravity

60.

All of the following are ways that atmosphere makes the existence of life on Earth possible except-

a)

Maintains a constant temperature of 200 degrees.

b)

Releases nutrients into soil from decaying animals.

c)

Offers protection from radiation.

d)

Allows for gas exchange between plants and animals.