NEW
Font size
S
M
L
XL
WorksheetsUniverse
Total questions: 23
Worksheet time: 12mins
Name
Class
Date
1.
What is a galaxy?
a)
a star and it's surrounding planets
b)
billions of stars held together by gravity
c)
the big bang
d)
a cluster of nebulas
2.
What type of electromagnetic radiation has the longest wavelength?
a)
gamma
b)
x-ray
c)
radio
d)
infrared
3.
What type of electromagnetic radiation has the shortest wavelengths?
a)
microwaves
b)
visible light
c)
ultra violet
d)
x-rays
4.
What type of EMR is heat?
a)
radio
b)
infrared
c)
visible
d)
ultra violet
5.
What type of EMR does the Sun produce?
a)
ultra violet
b)
all of the above
c)
visible light
d)
gamma
6.
What type of EMR do we use for communication?
a)
infrared
b)
visible
c)
x-ray
d)
radio
7.
If a star is moving toward us the spectral lines will be
a)
blue shifted
b)
red shifted
c)
green shifted
d)
pulsating
8.
If a star is moving away from us the spectral lines will be
a)
blue shifted
b)
red shifted
c)
green shifted
d)
pulsating
9.
What element made up about 75% of the early universe
a)
Hydrogen
b)
Helium
c)
Oxygen
d)
Carbon
10.
What is the second most abundant element in the Universe?
a)
Hydrogen
b)
Helium
c)
Cargon
d)
Oxygen
11.
What type of wavelengths could a telescope use to see through a cloud?
a)
visible light
b)
radio waves
c)
optical waves
d)
it cannot happen
12.
Which is evidence for the Big Bang?
a)
blue shift
b)
cosmic background radiation
c)
black holes
d)
x-rays
13.
Our universe is
a)
expanding, but the pace is slowing
b)
expanding, and the rate is increasing
c)
static and unchanging
d)
contracting
14.
Hubble's law tells us
a)
galaxies closer to ours are moving away at a faster speed
b)
galaxies that are closer to ours are going to collide with ours
c)
galaxies that are farther away move at a faster speed
d)
the universe is expanding and will soon stop
15.
When light waves are moving away from us why are they waves redshifted?
a)
the light waves are stretched
b)
the light waves are squished
c)
they aren't redshifted
16.
How old is our universe?
a)
13.7 billion years old
b)
4.6 billion years old
c)
5,000 years old
d)
13 years old
17.
Which happened first in the development of our universe?
a)
sub atomic particles
b)
Hydrogen & Helium
c)
stars form
d)
earth forms
18.
In the Big Bang our universe began it's
a)
explosion
b)
expansion
19.
Energy can be converted into matter
a)
true
b)
false
20.
Matter can be converted into energy
a)
true
b)
false
21.
In the famous equation E=MC^2 what does E stand for?
a)
energy
b)
electrons
22.
In E= MC^2 M stands for
a)
matter
b)
mass
c)
atoms
23.
In E=MC^2 what does C stand for?
a)
core
b)
speed of light
c)
carbon
d)
combustion
Reset
