WorksheetsThe Scale of the Universe
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
how big do Scientist think the universe is?
a)
400 light years
b)
there not sure
c)
there's only one galaxy they know
d)
a few hundred miles big
2.
what do Scientist study about the stars?
a)
the gasses
b)
The particles
c)
everything
d)
size
3.
what kind of galaxies do Scientist study?
a)
there's only one galaxy
b)
small ones
c)
Large ones
d)
a cluster of galaxies
4.
how fast is a light year
a)
300,000,000 meters per second
b)
2,000,000 miles per hour
c)
30,000,000 meters per minute
d)
26,369 kilometers per minute
5.
how do astronomers measure the distance between stars?
a)
in inches
b)
parallel
c)
parrallx
d)
miles
6.
how many months do Scientist wait to look between each star?
a)
1 month
b)
1 year
c)
2 years
d)
6 months
7.
which stars do they use when measuring one star?
a)
the sun
b)
the farthest star
c)
the nearest star
d)
no stars
8.
whats the distance the light travels in one year
a)
9.46 trillion kilometers
b)
1.78 billion miles
c)
no one really knows
d)
no where past uranus
9.
what is the most rational measurement Scientist have come up with for the distance of the stars?
a)
there is no rational measurment
b)
2.47 light years away
c)
7388746495 miles away
d)
4.57 light years away
10.
what kind of unit is light years labeled in?
a)
time
b)
distance
11.
How far away is the closest star
a)
a couple of miles
b)
133,000,000 meters
c)
6.1 x 6^5
d)
4.2 x 10^16
12.
How far away is the Milky Way?
a)
6.6 light years
b)
4.9 light years
c)
10.9 light years
d)
3.54 light years
13.
how far would you have to travel to get close to the sun?
a)
10^47 kilometers
b)
10^6 meters
c)
10^11 meters
d)
10^14 meters
14.
what is an quasar?
a)
large object that orbits galaxys
b)
an object the emits large amounts of energy
c)
a large planet
d)
a galaxy
15.
What's the closest star to us called?
a)
Vega
b)
Alpha Centauri
c)
Polaris
d)
Rigel
16.
what type of numbers does scientific notation best describe?
a)
very small or very large
b)
very large only
c)
very small only j
d)
large and small combined
17.
what is an parallax?
a)
change in position when you look at it from different positions
b)
2 straight lines
c)
lines that are identical
18.
how far away can a parallax measure?
a)
light years away
b)
a few thousand miles
c)
half a light year away
d)
as far as a flash light
19.
How far away is the Andromeda galaxy?
a)
1.9 x 10^45
b)
4.3 x 10^87
c)
2.4 x 10^22
d)
2.4 x 10^21
20.
how many galaxies do you think there are?
a)
14
b)
45
c)
over one hundred billion
d)
over one thousand
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