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The Sun Flashcards | StudBud
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The Sun
The Sun
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Facts about#the Sun#heart of the solar system
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
The Sun's _______ prevents Earth and the seven planets from flying off their elliptical orbits.
gravity
ellipse
solar flares
sunspots
2
Burst of heat and energy that stretches from the surface of the Sun into space.
solar flare
meteoroid
asteroid
sunspot
3
The innermost region of the Sun is the...
core
convection layer
chromosphere
corona
4
A complete solar eclipse occurs when the ________ blocks the Sun.
Moon
asteroid
Milky Way
Earth
5
This is the surface of the Sun we can actually see.
chromosphere
convection layer
radiative layer
photoshpere
6
If the Sun were hollow more than a _______ Earth's could fit inside it.
billion
thousand
million
hundred
7
When the Sun is active, it ejects huge masses of...
inertia
radiation
gravity
comets
8
The Sun is _______ million kilometers from Earth.
100
150
200
50
9
The Sun can reach a temperature of...
4000 C
3000 C
5000 C
6000 C
10
Massive solar explosions that reach Earth can cause...
thunderstorms
meteorites
lightning
blackouts
11
Dark spots that appear occasionally on the surface of the Sun.
solar flare
meteoroid
comet
sunspot
12
A mixture of ice, dust, and rock that circles around the Sun.
sunspots
comet
asteroid
meteoroids
13
The Sun is made of two very light gases, one of them is...
krypton
oxygen
hydrogen
nitrogen
14
Earth makes one complete orbit around the sun every...
356 days
29 days
27.5 days
365 days
15
Sunspots are visible on the...
photosphere
radiative layer
convection layer
chromosphere
16
The largest layer of the Sun is the...
convection layer
radiative layer
chromosphere
core
17
An object that produces it's own heat and energy.
comet
planet
sunspot
star
18
The fusion of hydrogen happens here.
core
convection layer
chromosphere
corona
19
The smashing together of atoms.
fusion
Einstein
meteor
star
20
A rock that revolves around the Sun
star
meteor
asteroid
comet
