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Sun and solar system small bodies

Total questions: 45

Worksheet time: 45mins

Name
Class
Date
1.

Scientists use models of the Sun to better understand how it works. The currently accepted model of the Sun indicates that it has a dense core surrounded by different layers. How is energy transferred from the core of the Sun to its outer layers?

a)

Energy radiates outward from the core as visible light.

b)

Energy is carried inward from the outer layers by convection.

c)

Energy is radiated out from the core first, then carried to the outer layers by convection.

d)

Energy is carried out from the core by convection first, then radiated to the outer layers.

2.

Patrick wants to create a computer model of the Sun's rotation. Which of the following designs would be the most accurate?

a)

He should show the Sun rotating at the same rate as Earth.

b)

He should show the Sun rotating more rapidly at its equator than at its poles.

c)

He should show the Sun rotating and revolving in exactly the same period of time.

d)

He should show the interior and exterior of the Sun rotating at the same rate of speed.

3.

Which statement describes sunspots?

a)

Sunspots have a bright white appearance.

b)

Sunspots occur in the radiation zone of the Sun.

c)

Sunspots occur in areas of extremely low magnetic fields.

d)

Sunspots have lower temperatures than their surroundings.

4.

Scientists have modeled the behavior of the Sun for many years. Some models show how the Sun's magnetic field gets tangled up as the Sun rotates. These tangled magnetic fields can lift extra energy to the surface in an explosive event that releases solar material into space. Which solar event is explained by this model?

a)

auroras

b)

flares

c)

prominences

d)

sunspots

5.
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
6.
The energy from the sun is created by a process called:
a)
nuclear fission
b)
nuclear fusion
c)
nuclear reaction
d)
nuclear core
7.
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
8.
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
9.
What planet is furthest from the Sun
a)
Mercury
b)
Venus
c)
Jupiter
d)
Neptune
10.
What protects life on Earth from gamma rays, X rays, and particles emitted by the Sun?
a)
The ozone layer in the stratosphere
b)
The ionosphere
c)
The magnetosphere (Earth's magnetic field)
d)
Clouds
11.
What layer can be seen here?
a)
chromosphere
b)
corona
c)
photosphere
d)
core
12.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
13.
a brief burst of energy from the sun’s photosphere
a)
corona
b)
solar flare
c)
solar wind
d)
photosphere
14.
The sun makes up about _________ percent of the solar system's total mass.
a)
98
b)
95
c)
99.8
d)
98.9
15.

Which of these does not revolve around the Sun?

a)

comet

b)

meteoroid

c)

asteroid

d)

Mars

16.

This burns up in Earth's atmosphere most of the time.

a)

meteor

b)

meteoroid

c)

meteorite

d)

asteroid

17.

Which direction does a comet's tail point?

a)

up

b)

down

c)

toward the sun

d)

away from the sun

18.

_________ are composed of dust and rock mixed with frozen water, methane, and ammonia.

a)

comets

b)

meteorites

c)

asteroids

d)

meteors

19.

Frozen ball of dust (select all that apply)

a)

Comets

b)

Asteroids

c)

Meteors

20.
A meteorite is DIFFERENT from a comet mainly because
a)
has a tail of ice and gas
b)
is found in orbit between Jupiter and Mars
c)
enters the Earth's atmoshere
d)
has a nucleus mad of rock and snow.
21.
They are sometimes called shooting stars
a)
interplanetary dust
b)
asteroids
c)
comets
d)
meteors
22.
The belt between Mars and Jupiter
a)
Comets
b)
Asteroids
c)
Meteors
d)
Stars
23.
We are composed mainly of rock and metal.
a)
comets and stars
b)
stars and meteors
c)
asteroid and meteors
d)
comets and asteroid
24.
When a meteor hits Earth, what is it called?
a)
meteorite
b)
meteroid
c)
meteor
25.
Are meteors bigger than asteroids?
a)
Yes
b)
No
c)
Mabye
d)
Sometimes
26.
What do comets orbit
a)
The Stars
b)
The Planets
c)
The Sun
27.
What is a meteor called when it's in space?
a)
meteroid
b)
meteor
c)
meteorite
28.
The tails of a comet are called... 
a)
Gas tail and dust tail
b)
Hydrogen tail and gas tail
c)
Dust tail hydrogen tail
d)
Coma and gas tail
29.
What is one difference between an asteroid and comet?
a)
A comet orbits the sun and an asteroid does not
b)
An asteroid is formed from leftovers from the formation of the solar system and a comet is not 
c)
When a comet comes near the sun it loses material while an asteroid typically remains solid
d)
An asteroid orbits the sun in the oort cloud while a comet orbits the sun between Mars and Jupiter
30.
What is the very core of a comet called?
a)
Coma
b)
Comet
c)
Nucleus
d)
Hydrogen Cloud
31.
Where do comets originate from?
a)
our imagination
b)
the sun
c)
The Oort Cloud and Kuiper belt 
d)
unicorn landia  
32.
Hottest planet:
a)
Mercury
b)
Venus
c)
Earth
d)
Neptune
33.
Only planet with water and breathable atmosphere is __.
a)
Jupiter
b)
Venus
c)
Earth
d)
Mars
34.
Which 2 planets have NO moons?
a)
Earth and Jupiter
b)
Uranus and Neptune
c)
Mercury and Venus
d)
Saturn and Mars
35.
Which planet is tilted on its side at 90 degree angle and rotates East to West?
a)
Uranus
b)
Jupiter
c)
Mars
d)
Earth
36.
Earth's twin planet is:
a)
Mercury
b)
Neptune
c)
Venus
d)
Pluto
37.
Which planets have rings?
a)
Inner Planets
b)
Gas Giants
c)
Rocky Planets
d)
Terrestrial Planets
38.
which planet is the third from the sun?
a)
Mercury 
b)
Neptune 
c)
Pluto 
d)
Earth 
39.
Some scientists believe that this dwarf planet is actually a very large comet caught in a permanent orbit.
a)
Eris
b)
Pluto
c)
Mars
d)
Neptune
40.
Its largest moon is Titan.
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Uranus
41.
The largest known volcano in the solar system, Olympus Mons, is located on this planet.
a)
Venus
b)
Mars
c)
Mercury
d)
Earth
42.
The sun converts matter into energy in the
a)
corona.
b)
radiative zone
c)
convection zone
d)
core
43.
What is the hottest layer of the sun’s atmosphere called?
a)
convective zone
b)
corona
c)
radiative zone
d)
photosphere
44.
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
45.

Due to density, it might take 100,000 years for a photon to move through it.

a)

Convection zone

b)

Chromosphere

c)

Photosphere

d)

Radiation zone

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