How does heat from the sun get to Earth?

as electromagnetic waves through radiation

Our solar system is considered to be

one of the smallest in our sector, heliocentric (sun in the center)

Which statement describes the motion of Earth around the sun?

Earth's velocity increases the closer it is to the sun

Put the following in order - from largest to smallest

Universe, Milky Way Galaxy, Solar System, Sun, Earth, Moon

The sun produces energy through nuclear fusion by converting:

hydrogen nuclei into a helium nucleus

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Solar Astronomy, part 2

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Questions 14

Answers

1
What is the source of energy for the sun?
nuclear fission of metals
hydrogen fusion
internal combustion
burning of solar gasses
2
The sun's surface is almost 6000 degrees K. Cool areas on the surface are known as
solar flares
convection zones
sunspots
prominences
3
The theory that our universe was created when all matter&energy was sent out from one point is
String Theory
Quantum Physics
Big Bang Theory
Theory of relativity
4
How does heat from the sun get to Earth?
by absorption, using primary waves to transfer heat
as electromagnetic waves through radiation
by conduction, using solids to transfer the heat
by convection, using liquids and gases to transfer theheat
5
Our solar system is considered to be
one of the smallest in our sector
heliocentric (sun in the center)
planetocentric (planet in the center)
one of the biggest in the universe
6
Which statement describes the motion of Earth around the sun?
Earth revolves around the sun every 30 days
Earth's velocity increases the closer it is to the sun
Earth revolves around the sun every 24 hours
Speed increases the farther Earth is from the sun .
7
The observation that waves lengthen as objects move away and shorten as they approach is called
Kepler's Laws
Hubble's Law
Doppler Effect
Copernicus Effect
8
Put the following in order - from largest to smallest
Moon, Earth, sun, solar system, milky way galaxy, universe
Milky Way galaxy, solar system, Earth, universe, Moon
Universe, Milky Way Galaxy, Solar System, Sun, Earth, Moon
Earth, Milky Way galaxy, solar system, universe, Moon
9
Which type of nuclear reaction is used by the Sun?
nuclear disaster
nuclear fusion
nuclear cessation
nuclear fission
10
Which part of the Sun’s electromagnetic spectrum has the shortest wavelength?
UV
Infrared
Radio
X-rays
11
Energy is produced within a star’s core by the process of
Insolation
Nuclear Fusion
Radioactive decay
Conduction
12
The sun is in what stage of its life cycle?
protostar
red giant
white dwarf
main sequence star
13
Earth moves fastest when it is closest to the Sun & slowest when farther away is explained by
Hubble's Law
Copernicus' Laws
Galileo's Laws
Kepler's Laws
14
The sun produces energy through nuclear fusion by converting:
hydrogen nuclei into a helium nucleus
Oxygen nuclei into nitrogen
helium nuclei into hydrogen nuclei
Oxygen nuclei into carbon dioxide

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