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WorksheetsUniverse and Gravity Review
Total questions: 41
Worksheet time: 39mins
Name
Class
Date
1.
The energy from the sun is created by a process called:
a)
nuclear fission
b)
nuclear fusion
c)
nuclear reaction
d)
nuclear core
2.
The temperature inside the sun's core can reach about:
a)
15,000 degrees fahrenheit
b)
15,000,000 degrees fahrenheit
c)
15,000,000 degrees celsius
d)
15,000,000,000 degrees celsius
3.
The middle layer of the sun's interior that contains very tightly packed gas is called the _____________.
a)
photosphere
b)
chromosphere
c)
radiation zone
d)
convection zone
4.
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
5.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
6.
What layer of the sun's atmosphere gives the sun its "white halo" during a solar eclipse?
a)
chromosphere
b)
photosphere
c)
corona
d)
atmosphere
7.
Areas of gas on the sun's surface that are cooler than gases around them are called:
a)
corona
b)
prominences
c)
sunspots
d)
solarspots
8.
The number of sunspots on the sun varies in a cycle that is about how long?
a)
6-8 years
b)
10-11 years
c)
12-15 years
d)
365 days
9.
Huge loops of reddish gas that connect sunspots are called:
a)
prominences
b)
solar flares
c)
coronal loops
d)
solar wind
10.
When prominences erupt into space releasing gas and energy we call this:
a)
solar winds
b)
coronal outburst
c)
solar flares
d)
auroras
11.
This is the final layer of the sun's atmosphere. It appears as a halo around the moon during a solar eclipse.
a)
Crown
b)
Corona
c)
Photosphere
12.
What is the name of the star that is the center of our solar system?
a)
Betelgeuse
b)
Sun
c)
Mira
d)
Polaris
13.
A force of attraction between any two objects is called _____________.
a)
static electricity
b)
rotation
c)
gravity
d)
orbit
14.
What is the state of matter in the sun?
a)
Gas
b)
Liquid
c)
Plasma
d)
Solid
15.
Our sun will eventually become a __________.
a)
Black hole
b)
Neutron star
c)
Pulsar
d)
White Dwarf
16.
Why do other stars appear so much smaller than the sun?
a)
They are much smaller
b)
They are so far away
c)
They are not as bright
d)
They are dwarf stars
17.
What color of star is the hottest?
a)
Blue
b)
Red
c)
Yellow
d)
Orange
18.
What color of star is the coolest?
a)
Red
b)
Yellow
c)
Blue
d)
White
19.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
20.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
21.
Which star has the lowest luminosity?
a)
A
b)
B
c)
C
d)
D
22.
Which star has the lowest temperature?
a)
A
b)
B
c)
C
d)
D
23.
Which star is considered a Main Sequence Star?
a)
A
b)
B
c)
C
d)
D
24.
Cell phones use this part of the EM spectrum.
a)
Microwaves
b)
Gamma
c)
X-Rays
d)
Radio
25.
________________ are waves used by cops to test the speed of your car with RADAR.
a)
Ultraviolet
b)
Infrared
c)
Radio
d)
Microwaves
26.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
27.
This type of Electromagnetic wave shows a break in bones.
a)
gamma ray
b)
x-ray
c)
brokenometer
d)
radio wave
28.
Which of the following electromagnetic waves is given off as heat?
a)
ultraviolet light
b)
x-rays
c)
gamma rays
d)
infrared rays
29.
Which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
30.
What color (of visible light) has the highest frequency and the shortest wavelength
a)
Violet
b)
Black
c)
White
d)
Green
31.
Which of the following electromagnetic waves has the highest energy?
a)
radio waves
b)
microwaves
c)
infrared light
d)
visible light
32.
_____________________light is the only type of EM wave detected by the human eye.
a)
Red
b)
Gamma
c)
Microwave
d)
Visible
33.
Brightness of a star as seen from Earth
a)
parallax
b)
apparent magnitude
c)
absolute magnitude
d)
spectrum
34.
Apparent (magnitude) brightness is affected by a star's distance from Earth.
a)
False
b)
True
35.
What measurement do we use to measure distances to a star?
a)
Light Day
b)
Light Year
c)
AU
d)
Kilometer
36.
How many earths can fit into the sun?
a)
1.3 Million
b)
1.5 Million
c)
0.5 Million
d)
2 Million
37.
What galaxy is our solar system in?
a)
Milky way
b)
milking way
c)
Milk way
d)
Milkie Weigh
38.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
39.
Is weight AFFECTED by gravity?
a)
YES, depending on the force of gravity is how much you weight.
b)
NO, it is not related.
40.
Where would you weigh more, on Earth or on the Moon?
a)
Earth
b)
Moon
41.
Where would you have more mass, on Earth or on the Moon?
a)
Earth
b)
Moon
c)
IS THE SAME, mass DOESN'T CHANGE
d)
In both Planets.
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