Our Beautiful Sun. Chapter 3.2 – the sun: our very own star 7 th science. Corona: The Sun’s Outer Atmosphere Chromosphere : Thin region below the corona only 30,000 km thick. Photosphere: Visible part of the Sun that we can see from Earth.
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Chromosphere: Thin region below the corona only 30,000 km thick.
6.Layers of our sun:
At first, some thought that burning fuel was the source of the sun’s energy.
Others thought the sun was shrinking and that’s where our solar energy came from.
Who was right?Energy production in our sun:
Sorry to say that “Burning or Shrinking” was not the right theory.
The ANSWER: NUCLEAR FUSION
What is Nuclear Fusion: Hydrogen and Hydrogen fuse together to form Helium and WALA – ENERGY IS PRODUCED!
HYDROGEN – HYDROGEN = HELIUMNUCLEAR FUSION
Sunspots right theory. : cooler, darker spots of the photosphere of our Sun.
Solar Flares: Areas of extremely high temperature that when enough energy builds up they VENT into the atmosphere.
Similar to a Volcano building up with gases and then EXPLODES.
A GIGANTIC ERUPTION ON THE SUN!SOLAR ACTIVITY
QUIZ: right theory.
1. How old is our Sun?
2. List all 6 parts of our Sun.
3. What is Nuclear Fusion?
4. What is a Sun Spot?
5. What is a Solar Flare?Our sun is truly amazing!
How did you do? right theory.
If you received 1 out of 5 – Sun Seeker
If you received 2 out of 5 – Sun Follower
If you received 3 out of 5 – Sun Worshipper
If you received 4 out of 5 – Sun Stellar Student
If you received 5 out of 5 – SunSensational!!!
I AM PROUD OF YOU!Are you a sun expert?