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5.01 Unit 5 Asynchronous Lesson 25-26

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29 questions
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Question 1
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What could happen if a huge solar storm struck Earth today?

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Question 27
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Question 29
29.

Reflection: Answer as many as you like (at least 1).
  • What is something new you learned?
  • What is something that suprised you?
  • What questions do you have?
  • What would you like to learn more about?

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Question 21
21.
Sun spots are dark because they are relatively __________ than their surroundings.
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Question 26
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Question 27
27.

List 3 things that might be impacted by a large solar storm.

Question 28
28.

Which 2 elements make up the majority of the Sun?
hydrogen
helium
carbon
oxygen
What state of matter makes up the Sun?
plasma
gas
solid
liquid
Which layer is the "nuclear reactor" where fusion occurs?
radiative zone
core
convective zone
On average, it takes more than 100 thousand years for a photon, a packet of energy released by the core, to escape the dense radiative zone.
True
False
How long does it take a photon to move through the convective zone?
week
month
year
What is the visible surface of the Sun known as?
Photosphere
Chromosphere
Corona
Which 2 layers make up the Sun's atmosphere?
Chromosphere
Photosphere
Corona
What does the process of nuclear fusion inside the Sun create?
helium
carbon
hydrogen
How many hydrogen bombs' worth of energy is released every second by the Sun?
10 billion
1 million
10 million
What keeps the Sun from exploding?
A balance between gravity and fusion pressure
The size of the Sun
Solar flares
The Sun has a north and south pole.
True
False
The Sun's plasma spins faster at the poles than the equator.
True
False
What occurs when the Sun's magnetic field lines break through the surface?
solar winds
solar flares
sun spots
What occurs during magnetic reconnection on the Sun?
solar flares
sun spots
solar winds
What is a coronal mass ejection (CME)?
A type of sunspot
A burst of energy that can affect Earth
A regular cycle of solar activity
How often does the Sun's magnetic field switch poles?
Every 5 years
Every 8 years
Every 11 years
What produces "space weather"?
Nebulas
The Milky Way's black hole
The Sun
How do solar flares behave?
large, slow, and spread out
quick, powerful, and localized
mild and harmless
How do coronal mass ejections (CMEs) behave?
mild and harmless
large, slow, and spread out
quick, powerful, and localized
What protects Earth from solar wind and solar storms?
Earth's oceans
Earth's atmosphere
The moon
What is the area of space where the magnetic field interacts with the solar wind called?
magnetosphere
stratosphere
lithosphere
What happens to most charged particles when they enter the magnetosphere?
They bounce back into space
They are absorbed by Earth
They are deflected around Earth
What phenomenon is created when solar particles collide with molecules in our atmosphere?
Solar flares
Eclipses
Auroras
What can significant solar storms interfere with?
Ocean currents
Weather patterns
Satellites and airplane routes
What is the current state of our ability to predict solar storms?
We are getting better but still have a long way to go
We have no understanding of them
We can predict them with certainty