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WorksheetsTest Review - The Sun
Total questions: 46
Worksheet time: 40mins
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.
Energy is created in the core when two _____________ atoms join together to form a ______________ atom.
a)
helium, hydrogen
b)
carbon, hydrogen
c)
nitrogen, helium
d)
hydrogen, helium
3.
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
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 gives the sun it's reddish color during a solar eclipse?
a)
convection zone
b)
corona
c)
chromosphere
d)
photosphere
7.
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
8.
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
9.
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
10.
Huge loops of reddish gas that connect sunspots are called:
a)
prominences
b)
solar flares
c)
coronal loops
d)
solar wind
11.
The sun makes up about _________ percent of the solar system's total mass.
a)
98
b)
95
c)
99.8
d)
98.9
12.
What is at the center of the Solar System?
a)
Earth
b)
Moon
c)
Sun
d)
Jupiter
13.
The sun is a glowing ball of _______.
a)
water
b)
liquid
c)
gases
d)
rocks
14.
The sun is a _______.
a)
star
b)
planet
c)
satellite
15.
How old is the sun?
a)
17 years
b)
About 4.5 Million years
c)
4.5 billion years
d)
10 million years
16.
What is the sun mostly made of?
a)
Helium.
b)
Core.
c)
Carbon.
d)
Hydrogen.
17.
The sun appears to move across the sky each day. What causes this?
a)
the spinning of the Earth's axis
b)
The path of the sun around the Earth
c)
the production the nuclear energy around the sun
d)
the tilt of the Earth on its axis
18.
What layer can be seen here?
a)
chromosphere
b)
corona
c)
photosphere
d)
core
19.
Which number represents a solar flare?
a)
7
b)
8
c)
9
d)
10
20.
Which sun feature is shown here?
a)
solar flare
b)
aurora
c)
solar prominence
d)
sun spot
21.
This layer surrounds the core and transfers energy in the form of electromagnetic radiation energy.
a)
chromosphere
b)
radiative zone
c)
convective zone
d)
photosphere
22.
What mass size star is our Sun?
a)
High mass
b)
Low mass
c)
Medium mass
d)
Very high mass
23.
What process is responsible for the transfer of energy in the sun's interior?
a)
Conduction
b)
Convection
c)
Radiation
d)
Nuclear Fusion
24.
In a nuclear fusion reaction, what element is produced?
a)
Oxygen
b)
Hydrogen
c)
Helium
d)
Nitrogen
25.
Fusion is a process where _____
a)
Hydrogen atoms collide, giving off energy
b)
Helium atoms break down, giving off energy
c)
Carbon-14 atoms break down into Carbon-12
d)
Hydrogen atoms split apart, giving off energy
26.
Explosions of radiation coming from sun spots on the Sun's surface are known as _____
a)
Solar Flares
b)
Convections
c)
Prominences (Promini?)
d)
Fusions
27.
What is one effect that solar flares and coronal mass ejections can have on the Earth (if they are very powerful)
a)
They can disrupt satellite and radio communications
b)
They can take over human brains and create zombies
c)
They can cause the Hydrogen on Earth to undergo fusion
d)
They can cause the Helium on Earth to turn into Hydrogen
28.
In the convection zone, you would expect to find _____
a)
Rotating cycles of hot and cool plasma
b)
Fusion of Hydrogen atoms
c)
Energy "radiating" out towards the surface
d)
Solar storms, like solar flares
29.
Light from the Sun is created in the _____
a)
Photosphere
b)
Convection Zone
c)
Core
d)
Sun Spots
30.
Which of the following increase the particles of the solar wind?
a)
sunspots and the photosphere
b)
sunspots and the corona
c)
prominences and solar flares
d)
prominences and sunspots
31.
The layer of the sun's atmosphere that produces light.
a)
prominence
b)
solar flare
c)
corona
d)
photosphere
32.
The distance light travels in one Earth year; about 6 trillion miles
a)
galaxy
b)
universe
c)
light-year
d)
corona
33.
How many Earths could fit inside the Sun?
a)
About 1 million
b)
About 2 million
c)
About 1.5 million
d)
About 2.5 million
34.
The outermost layer of the Sun's atmosphere
a)
Photospher
b)
Corona
c)
Sunspot
d)
Solar Flare
35.
Bright arch-like loops that may erupt from the photosphere into the corona
a)
Sunspots
b)
Solar Flares
c)
Prominences
d)
Photosphere
36.
Which statement is true about the sun?
a)
It is a star.
b)
It is the largest star in our galaxy.
c)
It is a planet close to Earth.
d)
It is a moon.
37.
How does the sun keep all of the planets in orbit?
a)
The pull of its gravity
b)
the flames give it power
c)
the sun spots
d)
The solar flares guide them
38.
For a solar eclipse to occur,
a)
the sun must be directly between Earth and the moon.
b)
The moon must be directly between Earth and the Sun
c)
the moon must be directly behind Earth
d)
Earth must be directly between the sun and the moon
39.
What is our galaxy?
a)
The Milky Way
b)
The Galaxy S7 Note
c)
The Andromeda Galaxy
d)
Constellations
40.
What is created when particles from the sun travel outward through the solar system?
a)
Solar flare
b)
Prominence
c)
Sunspots
d)
Solar wind
41.
The sun is a medium-size star, but it appears much larger than other stars. Why does the sun appear to be so large?
a)
The sun is hotter than other stars
b)
The sun produces more light than other stars
c)
The sun is much closer Earth than other stars are
d)
The sun is affected by Earth's gravity more than other stars are.
42.
All visible stars in the night sky are many times larger than Earth. Why do they look like tiny points of light?
a)
They are moving very fast.
b)
The atmosphere blocks most of their light.
c)
The stars visible at night are located very far from Earth.
d)
Most of the light form stars is absorbed by galaxies, so it does not reach Earth.
43.
Put the levels of the sun in order from inside to outside.
a)
core, convective, radiative, chromosphere, photosphere, corona
b)
core, radiative, convective, photosphere, chromosphere, corona
c)
core, chromosphere, radiative, photosphere, coronoa, convective
d)
corona, chromosphere, photosphere, convective, radiative, core
44.
What is the temperature of the sun's core?
a)
15,000 K
b)
150,000 K
c)
1,500,000 K
d)
15,000,000 K
45.
What happens during nuclear fusion?
a)
hydrogen splits into helium
b)
helium fuses into hydrogen
c)
hydrogen fuses into helium
d)
helium splits into hydrogen
46.
Innermost layer of the sun's atmosphere, produces the sun's light.
a)
chromosphere
b)
corona
c)
photosphere
d)
radiative zone
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