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Big Bang, Scientific Theory/Law, Spectral Lines

Total questions: 70

Worksheet time: 2hrs 45mins

Name
Class
Date
1.
The type of spectrum generated here is called...
a)
absoption
b)
continuous
c)
constant
d)
emission
2.

The color of emitted light with the LONGEST wavelength is

a)

violet

b)

green

c)

red

d)

indigo

3.

The color of emitted light with the SHORTEST wavelength is

a)

violet

b)

green

c)

red

d)

indigo

4.

A wave with a long wavelength will have a ______ frequency and _____ energy

a)

high, low

b)

high, high

c)

low, high

d)

low, low

5.

The color of emitted light with the HIGHEST frequency is

a)

violet

b)

green

c)

red

d)

indigo

6.

The color of emitted light with the LOWEST frequency is

a)

violet

b)

green

c)

red

d)

indigo

7.

The unknown emissions spectra belongs to the element

a)

Hydrogen

b)

Mercury

c)

Neon

d)

Sodium

8.

The unknown emissions spectra belongs to the element

a)

Hydrogen

b)

Mercury

c)

Neon

d)

Sodium

9.

The unknown emissions spectra belongs to the element

a)

Hydrogen

b)

Mercury

c)

Neon

d)

Helium

10.
The blue section of the wave is measuring _________________.
a)
wavelength
b)
crest
c)
trough
d)
amplitude 
11.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
12.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
13.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
14.

Which form of radiation has the highest frequency?

a)

radio waves

b)

ultraviolet

c)

x-ray

d)

gamma

15.

What element is the unknown spectra?

a)
beryllium
b)
copper
c)
manganese
d)
strontium
16.
What kind of spectrum is this?
a)
absorption spectrum
b)
continuous spectrum
c)
emission spectrum
17.
Which elements are in the unknown sample?
a)
A and B
b)
B and C
c)
A and D
d)
B and D
18.

Which element(s) is/are in Unknown W?

a)

Cadmium, Potassium, and Helium

b)

Hydrogen, Potassium, and Lithium

c)

Cadmium and Sodium

d)

Only Sodium

19.

What kind of spectrum is this?

a)

absorption spectrum

b)

continuous spectrum

c)

emission spectrum

20.

The unknown emissions spectra belongs to the element

a)

Hydrogen

b)

Mercury

c)

Neon

d)

Sodium

21.

Most scientists believe the Big Bang Theory explains which of the following questions?

a)

How our planets and moons formed

b)

How our universe began

c)

How the sun turns hydrogen into helium

d)

How fast light travels through space

22.
How old do scientists think the Universe is?
a)
13.8 billion years old
b)
4.5 billion years old
c)
24,000 years old
d)
5 years old
23.

Where is the center of the universe located?

a)

There is no center of the universe.

b)

At the center of the Milky Way galaxy.

c)

14.5 billion light years away from Earth.

d)

In a large singularity near the Andromeda Galaxy.

24.
Which of the following is NOT true about the Big Bang Theory?
a)
It is the scientific explanation of how life began on Earth and evolved over time.
b)
It is the scientific explanation for the origin of the universe.
c)
It states that the universe expanded from a single point and is still expanding today.
d)
It states that the universe used to be much hotter and smaller.
25.
What were the original two elements in our universe?
a)
Lithium and Carbon
b)
Hydrogen and Neon
c)
Helium and Chlorine
d)
Hydrogen and Helium
26.

How is the "Big Bang" described?

a)

an explosion

b)

an expansion

c)

a contraction

27.

The leftover energy from the origin of the universe that we see today. It is detected as "noise" or static.

a)

Cosmic microwave radiation

b)

sunlight

c)

Doppler effect

d)

Cosmic explosions

28.

As galaxies move away from our galaxy

a shift on the electromagnetic spectrum is noticed. This phenomena is

called _____________.

a)

redshift

b)

blueshift

29.

Hydrogen was the first element to be formed after the big bang, because...

a)

It is the simplest element

b)

the temperature at that time was just right for hydrogen

c)

It is used as fuel for stars

d)

it was chosen completely at random

30.
The universe is expanding!  This means that:
a)
all of the galaxies are spreading out.
b)
the universe must have started from a single point.
c)
the universe is cooling down.
d)
all of the above.
31.
Light waves that are stretched out by objects moving apart:
a)
have a shorter wavelength.
b)
travel faster than the speed of light.
c)
are invisible.
d)
appear more red.
32.
If a star is being observed from Earth and it's light has shifted towards the blue side of the electromagnetic spectrum it would be...
a)
Moving towards the Earth
b)
Moving away from the Earth
c)
This is a trick question that cannot be answered
d)
It isn't a star, it is a very large blueberry.
33.

An infinitely small, infinitely dense, and infinitely hot point that is believed to have existed before the big bang.

a)

Singularity

b)

Antimatter

c)

Little bang

d)

condensation nuclei

34.

350,000 years after the big bang, gravity pulled all the hydrogen atoms into big balls of gas that ignited under pressure, creating the first __________.

a)

Stars

b)

Planets

c)

Amoebas

d)

Light

35.

How old was the universe when the very first atoms started to form?

a)

Atoms formed at the instant of the Big Bang

b)

Atoms formed a few hundred million years after the Big Bang

c)

Atoms formed in the first minutes after the Big Bang

d)

Atoms still haven't formed. We can't see them, so they don't exist.

36.

What does the Big Bang Theory hypothesize about the size of the early universe?

a)

The universe used to be much much larger than it is today.

b)

The universe used to be a tiny speck of super-dense matter.

c)

The universe has always been the same size

37.

What observation have astrophysicists made about the rate at which the universe is changing size?

a)

The universe is growing faster and faster

b)

The universe is still growing, but it's slowing down

c)

The universe is shrinking faster and faster

d)

The universe is shrinking, but it's slowing down and should stop soon.

38.

Which formed first after the "Big Bang?"

a)

Galaxies

b)

Stars

c)

Planets

d)

Quarks, Protons, Neutrons and Electrons that eventually formed the first atoms

39.
Scientific theories are based on
a)
general assumptions of how systems work.
b)
mathematical principles that can be proven true.
c)
large amounts of data collected over time.
d)
observations from within only one scientific discipline.
40.

Which of these explain how a natural phenomenon works or happens?

a)

theory

b)

law

41.

Which of these describes a natural phenomenon or relationship that always occurs under specific conditions

a)

theory

b)

law

42.

Check all the statements that apply to a scientific theory.

a)

States that an event will occur

b)

A repeatable pattern in nature

c)

Can be rejected or modified

d)

Based on repeated observations

e)

Explains how or why an event occurred

43.

Check all the statements that apply to a scientific law.

a)

States that an event will occur

b)

A repeatable pattern in nature

c)

Can be rejected or modified

d)

Based on repeated observations

e)

Explains how or why an event occurred

44.

The Big Bang is an example of a

a)

Scientific Theory - we cannot prove how the universe began but we have evidence that suggests some kind of "big bang" beginning

b)

Scientific Law - we know the universe exists and that it has gravity

45.

The universe is EXPANDING! This means that:

a)

all of the galaxies are spreading out or MOVING APART.

b)

the universe must have started from a many points around the universe.

c)

the universe is getting HOTTER

d)

all of the above.

46.

Galaxies that are REDSHIFTED are:

a)

actually BLUE

b)

really NEAR earth

c)

invisible or not visible

d)

moving AWAY from us.

47.

When objects move away from you, the wavelength....

a)

Increases (gets longer)

b)

Decreases (gets shorter)

48.

The top spectra is the laboratory spectra and is not moving. What type of shift is shown with the bottom spectra and is the object moving towards or away from the observer?

a)

Red Shift

Towards

b)

Red Shift

Away

c)

Blue Shift

Towards

d)

Blue Shift

Away

49.

The top spectra is the laboratory spectra and is not moving. What type of shift is shown with the bottom spectra and is the object moving towards or away from the observer?

a)

Red Shift

Towards

b)

Red Shift

Away

c)

Blue Shift

Towards

d)

Blue Shift

Away

50.
What best describes the doppler effect?
a)
An apparent change in frequency of a wave due to the relative motion between a wave source and an observer
b)
When sound changes pitch
c)
When light changes color
d)
An apparent change in the amplitude of a wave due to the relative motion between a wave source and an observer.
51.
In red shift, the wavelengths of light become
a)
Bluer
b)
shorter
c)
longer
52.
Based on  Doppler effect, which of the galaxies is moving away from Earth?
a)
A
b)
B 
c)
C
d)
A and B
53.

Based on the picture above, which has the longest wavelength?

a)

infrared

b)

x-ray

c)

microwave

d)

ultraviolet

54.

Is Galaxy A moving

a)

Away

b)

Towards

c)

Stationary

55.

Based on these spectra, which Galaxy is moving at the fastest speed away from the Milky Way?

Según estos espectros, ¿qué galaxia se está alejando a mayor velocidad de la Vía Láctea?

a)

Galaxy B

b)

Galaxy C

c)

Galaxy D

56.

Based on these spectra, which Galaxy is moving at the slowest speed away from the Milky Way?

Según estos espectros, ¿qué galaxia se está alejando a la velocidad más lenta de la Vía Láctea?

a)

Galaxy B

b)

Galaxy C

c)

Galaxy D

57.

The spectral lines for the Distant Galaxy are ___, indicating it is moving ___ us.

Las líneas espectrales de la galaxia distante son ___, lo que indica que se mueve ___ hacia nosotros.

a)

red-shifted, toward

b)

red-shifted, away from

c)

blue-shifted, toward

d)

blue-shifted, away from

58.

According to theory, the universe started out:

a)

Steady State

b)

Frozen

c)

Hot and dense

d)

Ripped

59.

*Which statement BEST summarizes The Big Bang Theory?

a)

whole universe began as a black hole and rapidly expanded, but is now collapsing

b)

whole universe began as a cool dense point and rapidly collasped, but is now expanding

c)

whole universe began as a single mass, rapidly expanded, and continues to expand

d)

the whole universe began as a hot dense point and rapidly expanded, but is now collapsing

60.

What type of galaxy is the Milky Way?

a)

Spiral

b)

Elliptical

c)

Irregular

d)

Transition

61.

This type of galaxy is generally considered to be older and is no longer forming stars.

a)

Spiral

b)

Irregular

c)

Elliptical

d)

Transition Galaxies

62.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular 
d)
Irrational
63.
The name of our galaxy is the
a)
Andromeda
b)
Milky Way
c)
Magellan
d)
Whirlpool
64.
We can't see all of the stars in our galaxy because they
a)
are too far away
b)
are too hot
c)
are revolving too quickly
65.
We have discovered ___ of galaxies.
a)
hundreds
b)
millions
c)
billions
66.
Galaxies are composed of (best answer)
a)
stars
b)
stars and gas
c)
stars, dust, and gas
d)
stars, dust, and gas held together by gravity
67.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational
68.
Place these objects in order from smallest to largest.
a)
Planets, solar system, universe, galaxy
b)
Solar system, planets, galaxy, universe
c)
Planets, solar system, galaxy, universe
d)
Galaxy, solar system, planets, universe
69.
Galaxies occur in groups called
a)
galactic clusters
b)
Magellanic clouds
c)
nebula
70.
What type of galaxy is this?
a)
Spiral
b)
Elliptical
c)
Irregular
d)
Irrational

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