Basic Sun Facts
What is the sun?
A medium sized star
Name the innermost layer of the sun
core
The sun is made up of ______.
gas! Also will take: plasma, helium and hydrogen
A giant burst or gas eruption on the surface of the sun.
Solar Flare
What shape is the sun?
a sphere
How old is the sun?
about 4.5 billion years old
Name the second layer of the sun. Hint: RZ
Radioactive Zone
The hottest part inside the sun is called the _______.
The Core
Dark, cooler spots on the surface of the sun
Sun Spots
Which has more mass, the sun or the earth?
The sun!!
This will happen when the sun dies.
End of life on Earth.
Which layer produces all of the energy in the sun.
The Core
In which layer of the sun is thermal energy (heat) created?
Core
Solar Prominence
Why does the earth revolve around the sun?
Gravity!
The sun is made of GAS. What two gases is it mostly made up of?
Hydrogen & Helium
This is the layer of the sun that we can see from Earth
The Photosphere
Explain Convection
Warm air rises and cooler air sinks
Name the 3 types of heat transfer. Hint: CCR
convection, conduction, radiation
How far from Earth is the Sun?
93,000,000 miles (93 million miles)
What THREE things does the sun give us?
Light, heat and energy.
Name the 3rd layer of the sun. Hint: CZ
Convection Zone
This is the part of the sun is VERY tightly packed (like a stuffed suitcase or crowded room) and takes millions of years to move outward
Radiation zone (radiative zone)
What is the difference between solar flares and solar prominence?
Solar prominence is a loop of fiery gas, while solar flares is a straight line of fire
Is the sun a large, medium or small star?
medium