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Big Bang to Planets Review

Total questions: 46

Worksheet time: 2hrs 38mins

Name
Class
Date
1.

In the core of our Sun, Nuclear Fusion takes place and ....

a)

Hydrogen is converted into Helium

b)

Protons are converted into Electrons

c)

Gas is converted into Dust

d)

White Dwarves are converted into Red Giants

2.

The main force that acts on a nebula and allows stars to form within them is

a)

thermal expansion

b)

singularities

c)

gravity

d)

microscopic adhesion

3.

This is a high mass star that is expanding and using energy at a a very fast rate and is usually very bright!

a)

Red giant

b)

Supergiant

c)

White dwarf

d)

Supernova

4.

Our Sun will eventually become which of the following?

a)
Supernova
b)
Black hole
c)
White dwarf
d)
Nebula
5.

Stars can take different life paths due to having different _____________

a)

temperature

b)

mass

c)

brightness

d)

color

6.

After a supergiant, a high mass star explodes and that explosion is called a

a)
supernova
b)
red giant
c)
black hole
d)
planetary nebula
7.

Apparent magnitude is a star's brightness as seen from Earth.

a)
False
b)
True
8.

The brightness scale of stars created as if all the stars were the same distance (33 Light Years) from Earth is called:

a)

Absolute Magnitude

b)

Apparent Magnitude

c)

Parsecs

d)

The Richter Scale

9.

What is the Milky Way?

a)

our constellation

b)

our galaxy

c)

our sun

d)

our solar system

10.

Blue stars are hotter than red stars.

a)

true

b)

false

11.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
12.

How are galaxies held together?

a)
gas
b)
dust
c)
stars
d)
gravitational attraction
13.

Which of the following is NOT a type of galaxy?

a)

spiral

b)

circular

c)

elliptical

d)

irregular

14.

What is thought to be at the center of many galaxies?

a)

Larger stars

b)

Supermassive blackholes

c)

A massive planet

d)

A smaller galaxy

15.

A bright, shiny sphere of plasma (very hot gas) is called a ______ only once it starts nuclear fusion!

a)

moon

b)

star

c)

planet

16.

What is meant when a galaxy is redshifted?

a)

Distant galaxies appear blue in color due to having older stars

b)

The temperature of distant galaxies is decreasing

c)

The galaxy is moving away from us, so the wavelengths are longer and appear red in color.

d)

The light from distant galaxies appear red because of all the dust it travels through

17.

How old is the universe (approximately)?

a)

4 billion years

b)

1 billion years

c)

100 million years

d)

14 billion years

18.

What is happening to the Universe to this day?

a)

The universe is getting smaller and hotter.

b)

The universe is staying the same.

c)

The universe is getting cooler and bigger.

19.
What is true about these stars?
a)
Both of these stars are moving away from us.
b)
Both of these stars are moving towards us.
c)
Both of these stars are blueshifted.
d)
The star Sirius is closer to us.
20.
What does the Big Bang theory suggest?
a)
The universe was just there
b)
The Milky Way is the only solar system
c)
The universe is continually expanding
d)
The universe is collapsing in toward a single point
21.

Where are we located within our galaxy?

a)

On a spur of one of the spiral arms

b)

On the outer edge

c)

In the center bulge

22.
The Hertzsprung-Russell diagram shows that main-sequence stars
a)
are mostly hot and dim.
b)
are mostly cool and bright.
c)
increase in brightness as they increase in temperature.
d)
decrease in brightness as they increase in temperature.
23.

contracting mass of gas which represents an early stage in the formation of a star, before fusion has begun

a)

supervona

b)

black hole

c)

protostar

d)

gravity

24.

90% of all stars which are fusing hydrogen atoms to form helium atoms in their cores.

a)

super redgiant

b)

red giant

c)

Nebula

d)

main sequence star

25.

Would the surface temperature of a red supergiant be higher or lower than a white dwarf?

a)

Higher

b)

Lower

26.
Which mathematical relationship exists between the distance from a light source and its brightness?
a)

a linear, direct relationship

b)

an inverse squared relationship

27.

In which of the following layers of a star can sunspots and solar flares occur?

a)
core
b)
radiation zone
c)
convection zone
d)
photosphere
28.

What layer is #2? It is so dense that light takes over 100,000 years to move through it!

a)
#2 Core
b)
#2 Radiation zone
c)
#2 Convection zone
d)
#2 Corona
29.
Nuclear fusion is when
a)
the nuclei of two atoms join to produce lots of energy
b)
the nuclus of a large atom splits to release lots of energy
30.
In which area of the sun does gas rise as it heats up, then fall back down as it cools?
a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
31.

Which layer of the Sun can be seen here during a solar eclipse?

a)
chromosphere
b)
corona
c)
photosphere
d)
core
32.

a cooler, dark spot on the photosphere of the sun is called a:

a)
corona
b)
solar flare
c)
sunspot
d)
magnitude
33.
What is the relationships between the size of a star and its lifetime?
a)
The larger the star, the shorter the lifetime.
b)
The larger the star, the longer the lifetime.
34.
One possible outcome that is left after a supernova is a super dense core called a _____________.
a)
neutron star
b)
Yellow Star
c)
Red Giant
d)
Black Dwarf
35.
A star at the stage in its life cycle when it stops burning hydrogen, begins burning helium, and expands to a large, low-density star.
What stage in the life cycle does this describe? 
a)
Supernova
b)
Black Hole
c)
Main Sequence
d)
Red Giant or Red Supergiant
36.

An object whose surface gravity is so great, that even light cannot escape it.

a)

white dwarf

b)

supernova

c)

black hole

37.
The life cycles of stars are determined by their:
a)
mass (size)
b)
color
c)
distance from Earth
d)
luminosity
38.

Which star would be very hot and very bright?

a)

Rigel

b)

Sirius

c)

Alpha Centauri B

d)

Betelgeuse

39.

A collection of gas and dust where new stars are born is known as a...

a)

Planetary Nebula

b)

Black Hole

c)

Supernova

d)

Stellar Nebula

40.

Which category of stars are very hot, but not very bright?

a)

Blue Giants

b)

Red Giants

c)

White Dwarfs

d)

Red Supergiants

41.

In the atmospheres of both Uranus and Neptune, what gas is responsible for their blueish colors?

a)

Methane

b)

Hydrogen

c)

Carbon Dioxide

d)

Iron

42.

Which of the following is NOT catagorized as a Dwarf Planet?

a)

Eris

b)

Makemake

c)

Pluto

d)

Mars

43.

Where in our solar system are MOST dwarf planets found?

a)

in the Asteroid Belt

b)

Between Mercury and Venus

c)

in the Kuiper Belt

d)

orbiting Saturn

44.

The order of the planets from the Sun is:

a)

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

b)

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

c)

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

45.

Which planet is the smallest?

a)

Mercury

b)

Mars

c)

Earth

d)
Neptune
46.

Which of the following planets does NOT have rings?

a)

Jupiter

b)

Saturn

c)

Venus

d)

Uranus

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