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Astronomy Final Review

Total questions: 79

Worksheet time: 51mins

Name
Class
Date
1.
What is generally true about the inner planets?
a)
They are the larger planets and revolve around the sun at a higher velocity.
b)
They are the smaller planets and are made mostly of rock and metal
c)
They are the smaller planets and are made mostly of gas and dust
d)
They are the larger planets and are made mostly of rock and metal
2.
What causes day and night?
a)
revolution of Earth
b)
rotation of Earth
c)
orbit of Earth
d)
The moon blocks the Sun
3.
How does distance affect gravity?
a)
gravity decreases as distance increases.
b)
distance decreases as gravity decreases
c)
distance increases as gravity increases
d)
none of the above
4.

All stars begin their life as a

a)

Main Sequence

b)

Nebula

c)

Protostar

d)

Black Dwarf

5.

The life cycles of stars are determined by their:

a)

mass (size)

b)

color

c)

distance from Earth

d)

how bright they are

6.
Our sun is currently in what star stage?
a)
Protostar
b)
Nebula
c)
Main Sequence
d)
Red Giant
7.
______ is a force that causes dust particles to stick together in a nebula.
a)
nuclear fusion
b)
gravity
c)
hydrogen
d)
friction
8.
A gigantic explosion that causes the death of a large star is called
a)
pulsar
b)
red giant 
c)
supernova
d)
black hole
9.

A ________ is an object so dense with so much gravity that even light cannot escape.

a)

neutron star

b)

white dwarf

c)

black hole

d)

black dwarf

10.
The core of a Red Giant collapses and becomes a ___________________.
a)
White Dwarf
b)
Blue Supergiant
c)
Red Supergiant
d)
Black Hole
11.

The stage after the main sequence star:

a)

red giant

b)

nebula

c)

white dwarf

d)

black dwarf

12.

When nebula is big and hot enough is collapses on itself and ...................... is made

a)

white dwarf

b)

supernova

c)

protostar

d)

planetary nebula

13.

Neutron stars are very small and extremely dense

a)

true

b)

false

14.

Our sun will end its life as a black hole

a)

true

b)

false

15.

All stars begin their life as a white dwarf

a)

true

b)

false

16.
A star is born when it begins...
a)
nuclear fusion
b)
nuclear abrasion
c)
chemical reaction
d)
nuclear fission
17.
The fate of our Sun will be to...
a)
stay the same forever.
b)
expand and engulf inner planets.
c)
supernova in our lifetime.
d)
destroy the entire solar system.
18.
In the diagram given, what happens as we move to the left?
a)
Stars Get Larger
b)
Stars get Colder
c)
Stars get hotter
19.
Which of these stars is hottest?
a)
Red Star
b)
Yellow Star
c)
Orange Star
d)
Blue Star
20.
Which star is the coldest?
a)
Yellow Star
b)
Red Star
c)
Orange Star
d)
Blue Star
21.
Compared to the rest of the stars, our sun is considered...
a)
Extremely Large and Cold
b)
Small with a medium temperature
c)
Medium size with medium temperature
22.
As a whole, Giants are considered hotter than White Dwarfs.
a)
True
b)
False
23.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
24.

Our Sun is a White Dwarf Star.

a)

True

b)

False

25.
Which planet doesn't have a moon?
a)
Earth
b)
Mars
c)
Mercury
d)
Jupiter
26.
Which planet has the largest continuous hurricane?
a)
Earth
b)
Mars
c)
Jupiter
d)
Saturn
27.
Which of the following is not true?
Planets closer to the sun...
a)
are hotter
b)
revolve slower
c)
have less moons
d)
are smaller
28.
The inner and outer planets are divided by...
a)
The asteroid belt
b)
The oort cloud
c)
The kuiper belt
d)
a fraction
29.
Which planet has very visible rings?
a)
Jupiter
b)
Saturn
c)
Earth
d)
Neptune
30.
What is the correct order of planets from the sun?
a)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
b)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Neptune, Uranus
d)
Jupiter, Saturn, Venus, Earth, Pluto, Mars, Mercury, Neptune
31.
Compared to the inner planets, the outer planets are...
a)
larger
b)
warmer
c)
denser
d)
better
32.
Which planet is known for it's red, rust covered surface?
a)
Venus
b)
Mercury
c)
Mars
d)
Jupiter
33.
Which is the hottest planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Neptune
34.
How many planets are there?
a)
7
b)
8
c)
9
d)
10
35.
The difference between a moon and a planet is...
a)
A moon is made of rock, a planet is made of gas
b)
Moons can only be seen with a telescope
c)
Moonss revolve around a planet, planets revolve around a sun
d)
That's no moon... ITS A SPACE STATION!
36.
The biggest of Jupiter's moons is _____
a)
Io
b)
Europa
c)
Ganymede
d)
Callisto
37.
Ganymede, the largest moon in our solar system, is even bigger than the planet _____
a)
Mercury
b)
Venus
c)
Mars
d)
Earth
38.
The surface of Callisto is mostly _____
a)
ice
b)
dust
c)
iron oxide
d)
volcanoes
39.
How does Io, Jupiter's third biggest moon, compare in size to our own moon?
a)
Io is much smaller
b)
Io is slightly smaller
c)
Io is slightly bigger
d)
Io is much bigger
40.
Which moon is the most volcanic object in the entire solar system?
a)
Io
b)
Europa
c)
Ganymede
d)
Callisto
41.
Which moon is the smallest of the Gailean moons?
a)
Io
b)
Europa
c)
Ganymede
d)
Callisto
42.
The interiors of Ganymede, Io, and Europa are kept warm by _____
a)
nuclear fision
b)
nuclear fusion
c)
tidal flexing
d)
volcanic activity
43.

The observation that everything moved across the night sky from east to west caused early astronomers like Aristotle to believe...

a)

The sun was the center of the solar system.

b)

The earth was the center of the solar system.

c)

The earth was flat.

44.

Ancient Greeks believed, the earth to be the centre of the universe. What do we call this model?

a)

Copernican Model

b)

Geocentric Universe

c)

Heliocentric Universe

45.

Which African astronomer/librarian measured the circumference of the earth using sticks and shadows?

a)

Aristotle

b)

Ptolemy

c)

Copernicus

d)

Eratosthenes

46.

Which astronomer of antiquity made elaborate models of an earth-centered universe, an idea which was to stick for over 1000 years?

a)

Copernicus

b)

Eratosthenes

c)

Ptolemy

d)

Tycho Brahe

47.

The Copernican revolution began when Copernicus suggested

a)

a geocentric model.

b)

a heliocentric model.

c)

a new calendar.

d)

a new constellation.

48.

Tycho Brahe's biggest contribution to astronomy was...?

a)

accurate observations of the stars and planets.

b)

his new invention, the telescope.

c)

his theory of a heliocentric universe.

d)

his brass nose and bad temper.

49.

Which astronomer of the Middle Ages first applied a telescope to astronomical observation?

a)

Ptolemy

b)

Galileo Galilei

c)

Tycho Brahe

d)

Copernicus

50.

Galileo's discoveries

a)

helped him invent the telescope.

b)

provided evidence that the earth and the planets revolve around the sun.

c)

convinced him the Earth was at the center.

d)

helped him learn about the planets Neptune and Uranus.

51.

A heliocentric view believes everything revolves around the:

a)

sun

b)

earth

c)

universe

d)

moon

52.
Who created the Universal Law of Gravitation?
a)
Copernicus
b)
Newton
c)
Kepler
d)
Galileo
53.

People didn’t realize that the stars formed patterns until 1700 AD.

a)

True

b)

False

54.

How did people long ago develop calendars?

a)

they studied predictable cycles in the sky

b)

they predicted when eclipses would next occur

c)

they watched for unexpected patterns in the sky

d)

they counted days between appearances of new objects in the sky

55.

Why do scientists think that the people who built Stonehenge had a good understanding of the Sun and the seasons?

a)

Stonehenge has 12 large stones that represent the months

b)

Stonehenge has pictures of the seasons carved into the stones

c)

Stonehenge has 365 steps, the same number of days in a year

d)

Stonehenge has stones that point to the rising and setting of the Sun or the moon on certain days during the year

56.

A _________ eclipse occurs when the moon blocks the Sun's light.

a)

lunar

b)

earth

c)

solar

d)

total

57.

An equinox is the time of year when day and night are of ________ length.

a)

equal

b)

different

c)

changing

d)

erratic

58.

Mythical Zodiac figures, which are associated with peoples horoscopes, are where in the sky?

a)

they exist all across the whole sky, from north to south

b)

they all have the North star as a common star in each of their constellations

c)

in the north hemisphere and can only be observed if north of the equator

d)

along the same band across the sky that the sun, moon and planets travel.

59.

Mythical Zodiac figures, which are associated with peoples horoscopes, are where in the sky?

a)

they exist all across the whole sky, from north to south

b)

they all have the North star as a common star in each of their constellations

c)

in the north hemisphere and can only be observed if north of the equator

d)

along the same band across the sky that the sun, moon and planets travel.

60.

What is the first man-made satellite launched by the USSR?

a)

Sputnik I

b)

Sputnik II

c)

Apollo 11

d)

Luna 2

61.

Who is the first human in space?

a)

Yuri Gagarin

b)

Alexei Leonov

c)

John Glenn

d)

Valentina Tereshkova

62.
The effect of the lack of gravity to the human body results to
a)
Loss of muscle and bones
b)
Loss of the ability to walk
c)
Loss of speech
d)
Mental deterioration
63.

What is another name for Venus?

a)

Earth's Sister

b)

Mars

64.

How many moons does Venus have?

a)

3

b)

2

c)

0

65.

How hot is Venus?

a)

864 degrees Fahrenheit

b)

458 degrees Fahrenheit

66.

How far away from Earth is Venus?

a)

52.23 million miles

b)

67.24 million miles

67.

How many rings does Venus have?

a)

3

b)

2

c)

1

d)

0

68.
Mars has an atmosphere containing what percentage of carbon dioxide?
a)
70%
b)
27%
c)
95%
d)
greater than 95%
69.
Why is Mars referred to as the Red Planet?
a)
high abundance of iron oxides
b)
red daytime sky
c)
light bent towards the red spectrum
d)
none of these answer choices
70.
Mars has two moons; what are their names?
a)
Phobos and Deisha
b)
Deisha and Seimos
c)
Seimos and Deimos
d)
Phobos and Deimos
71.
How strong is the gravitational pull on Mars?
a)
1/4 Earth's gravity
b)
1/3 Earth's gravity
c)
1/2 Earth's gravity
d)
none of the above
72.

Saturn is made mostly up of...?

a)

Iron

b)

Glass

c)

Gas

d)

Dirt

73.

How many Earth years does it Take for Saturn to Finish its orbit?

a)

29

b)

18

c)

51

d)

12

74.

Is Uranus smaller, same size, or larger than Earth?

a)

Smaller

b)

Same Size

c)

Larger

75.

Is Neptune smaller, same size, or larger than Earth?

a)

Smaller

b)

Same Size

c)

Larger

76.

How many Earth years equals one Uranian year?

a)

84

b)

100

c)

146

d)

165

77.

How many Earth years equals one Neptunian year?

a)

84

b)

100

c)

146

d)

165

78.

Is Uranus rocky/terrestrial, an ice giant, or a gas giant?

a)

Rocky/terrestrial

b)

Ice Giant

c)

Gas Giant

79.

Is Neptune rocky/terrestrial, an ice giant, or a gas giant?

a)

Rocky/terrestrial

b)

Ice Giant

c)

Gas Giant

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