WorksheetsUnit 3
Total questions: 26
Worksheet time: 26mins
Name
Class
Date
1.
What most likely developed first after the Big Bang?
a)
A Moon
b)
A Star
c)
A Comet
d)
A Planet
2.
How does Cosmic Microwave Background contribute to the Big Bang Theory ?
a)
CMB Confirms matter expansion during the big bang
b)
CMB was the magnetic field created during the big bang
c)
CMB Reflection of thermal energy during the Big Bang.
d)
CMB represents energy trails from moving matter that began in the big bang
3.
According to the Big Bang Theory, what was the first element ?
a)
Carbon Dioxide
b)
Helium
c)
Oxygen
d)
Hydrogen
4.
How is the universe changing ?
a)
Contracting
b)
Its expanding
c)
Only the rim is expanding
d)
Only the center is contracting
5.
The measure of spectral lines given off by distant galaxies conclude expansion. What was observed ?
a)
Shift toward longer wave lengths.
b)
Shift toward shorter wave lengths.
c)
Absence of wavelength in visible wave lengths
d)
Compression of wavelengths in the visible light range.
6.
Minerals from the Kuiper Belt are also found in Earth's oceans. This supports data for which theory ?
a)
The decay rate on earth is teh same as in micro gravity
b)
Most of the elements are stripped away during Earth's entry
c)
Water in the oceans came from Kuiper Belt comets
d)
Proportional evaperation rates based on thier distances from the sun.
7.
The frost line within the asteroid belt is composed of which elements ?
a)
Iron and Nickel
b)
Carbon and Oxygen
c)
Nitrogen and Sulfur
d)
Hydrogen and Helium
8.
What information will help scientists determine if an object is a comet, asteroid, or meteroid ?
a)
Objects diameter
b)
Objects composition
c)
Shape of the othe object
d)
Speed at which the object travels
9.
As the result of gravitational attraction, which most likely formed first after the big bang ?
a)
A Planet
b)
A moon
c)
A Comet
d)
A Star
10.
What is the one difference between comets and moons in the sky ?
a)
The Moon has a core of ice, While comet cores are solid rock.
b)
Comets have large orbits around the Sun, while the moon orbits Earth
c)
The Moon reflects light from the Sun, while comets generate thier own light
d)
Comet collect debris as they travel through space, Moon gives of meteoriod
11.
Mars atmosphere composed of green house gas. Compared with Earth why are night time temps low on Mars ?
a)
Mars is much further from the Sun than Earth
b)
The atmosphere on Mars has an extremely low density
c)
The atmosphere on Mars lacks global circulation
d)
Mars has more glacial activity than Earth
12.
How does this orbit affect the motion of Jupiter compared to Earth ?
a)
Jupiter rotates more slowly on its axis
b)
Jupiter revolves more slowly in its orbits
c)
The plane of the orbit of Jupiter varies more over time
d)
The tilt of the axis of Jupiter is more perpendicular to the plane of orbit
13.
What are the two Moon formation theories ?
a)
Fission and Coaccretion
b)
Coaccretion and Capture
c)
Fission and Giant Impact
d)
Capture and Giant Impact
14.
A galaxy is oval with no spiral, very large with very little gas and dust. What indicates this is made of old stars?
a)
Bigger in Size
b)
Very little gas and dust
c)
Oval in shape with no arms
d)
Very hot and dense center
15.
What determines the path for a stellar life cycle ?
a)
Radiation in the star
b)
Amount of energy
c)
Quantity of mass
d)
Location of the star in the universe
16.
What can the students conclude knowing most of the stars in the galaxy are like the Sun ?
a)
Most of the stars will be black holes
b)
Most of the stars are in the main sequence
c)
Most of the stars are protostars
d)
Most of the stars are red giants
17.
What keeps a star from collapsing in on itself ?
a)
Centerfugal force of rapid rotation
b)
Electrical repulsion of the nuclei in plasma
c)
Gravitational pull of orbiting planets
d)
The outward pressure created by nuclear fusion
18.
What are the characteristics of Star 1 ?
a)
Hot and Dim
b)
Cool and Dim
c)
Hot and Bright
d)
Cool and Bright
19.
During its life cycle, our sun will become which of the following ? Multiple answer
a)
Red Giant
b)
Supernova
c)
White Dwarf
d)
Planetary Nubula
20.
Because of Nuclear Fusion, the Sun is becoming______massive, so the gravity is getting_______ thus______ the Suns volume
a)
More, Weaker, Reducing
b)
Less, Weaker, Increasing
c)
More, Stronger, Increasing
d)
Less, Stronger, Reducing
21.
Which pair would be MOST necessary for life on other planets ?
a)
Sulfur and Nitrogen
b)
Helium and Hydrogen
c)
Liquid Water and Carbon
d)
Chlorophyll and Oxygen
22.
What benefits is there to a telescope that orbits Earth ?
a)
Clearer view from outer space
b)
Earth based telescopes have greater range of light detection
c)
Human error is reduced
d)
Used to explain unexplainable events
23.
The main benefit for tech to detect gamma ray spectrum that it allows astronomers to do what ?
a)
Validate hypotheses by replicating experimental results
b)
Duplicate observations in the visual light spectrum
c)
Increase the number of astronomical variables that can be tested
d)
Expand the range of astronomical phenomena that can be observed.
24.
What likely helped scientists to be able to go from launching satellites to spacecraft to the Moon in just twelve years?
a)
Scientists discovered a way that rockets could travel at the speed of light
b)
Scientists improved instruments thatcalculated the distance to the Moon
c)
Scientists improved on the older rockets that were designed by engineers
d)
Scientists gained info that the gravity of the Moon was less than Earth's
25.
A student is writing on objects in space. When discussing light-years, which statement would be scientifically correct?
a)
the time it takes for Earth to make one revolve around the sun
b)
Used to measure from Earth to distant stars
c)
Light years used to measure the distance from Earth to the Sun
d)
a Single light year is the distance from a distant star to Earth
26.
Which graph shows expansion over time ?
a)
b)
c)
d)
100 %
