Astron- The Sun & Space Weather Spring Final Reveiw

Hydrogen is the _________

• most abundant element in the universe.

• heaviest metal known to man.

• rarest gas on Earth.

• main component of table salt.

Nuclear fusion is the _________.

• process of combining lighter elements into heavier ones inside of stars that also releases large amounts of energy

• process of splitting heavier elements into lighter ones inside of stars that absorbs energy

• process of combining heavier elements into lighter ones inside of stars that releases small amounts of energy

• process of breaking down molecules into atoms inside of stars that releases no energy

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

The solar cycle is a(n) _________.

• 11 year cycle of increased sunspots on the surface that results in the sun’s magnetic poles flipping.

• 24 hour cycle of the sun rising and setting.

• 365 day cycle of the Earth orbiting the sun.

• monthly cycle of the moon’s phases.

A sunspot is a _________.

• solar location seen in the photosphere that are increased magnetic field strengths.

• type of comet found in the asteroid belt.

• region of the moon's surface with high reflectivity.

• star that is about to go supernova.

A coronal mass ejection (CME) is the _________

• release of massive amounts of plasma and charged particles into space from a large magnetic disturbance breaking.

• sudden cooling of the Sun's surface.

• formation of new sunspots on the solar surface.

• gradual shrinking of the Sun's core.

Tags

NGSS.HS-PS4-3

A coronal hole is a _________

• weak point in the corona that allows for easier ejection of plasma and charged particles from the Sun’s surface.

• region on the Sun where sunspots are most concentrated.

• type of solar flare that emits only ultraviolet light.

• dense area of the corona that blocks all solar wind.

Space weather is the _________

• monitoring of the amount of charged particles released by the Sun.

• study of weather patterns on Earth.

• measurement of rainfall in space.

• observation of planetary orbits.

The magnetosphere is a _________

• protective shield around a planet or moon that helps deflect charged solar storms

• layer of rock beneath the Earth's crust

• region of the ocean with high tides

• type of atmospheric cloud

Solar wind is a _________

• flow of charged particles going out into space from a star.

• type of planetary ring found around gas giants.

• form of electromagnetic radiation emitted by the sun.

• layer of the Earth's atmosphere.

Tags

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A solar flare is _________.

• a large solar burst from sunspots. This can result in a CME.

• a type of lunar eclipse.

• a planet orbiting the sun.

• a comet entering Earth's atmosphere.

Tags

NGSS.HS-PS4-3