Show:
Sun
How do stars form
How do stars create energy
What happens when a star dies
We are stardust
100
How old is the sun?
Four and a half billion years old
100
What starts the processes of the beginning of the star?
The force of gravity
100
True or false: Deuterium and Tritium are types of hydrogen.
True
100
What determines how a star dies?
It's size
100
In theory, what part of stars are we made of?
Atoms
200
How many times wider is the sun than the Earth?
109
200
What happens when a star runs out of hydrogen?
It stars a new phase in it's life
200
What becomes the energy in a star?
The difference in WEIGHT before and after the star was creates energy
200
Some stars collapse quietly into _ _ _ _ _ _ _ stars. Fill in the blank.
Neutron
200
Who is Lawrence Krauss explaining that we are star dust to?
Kids
300
How many times heavier is the sun that the Earth?
333,000
300
When a star first becomes a star what is it called?
A protostar
300
According to who's equation does the difference in the weight create energy?
Albert Einstein
300
When the resulting star is so dense that the gravity is so large that not even light can get out. What does the star turn into?
A black hole
300
In the star's, where do all the elements come from
The core
400
What do we call the sun?
A yellow dwarf star
400
What are the two variables that cause a star to stay in the same shape?
Fusion and Gravity
400
When Deuterium and Tritium come together what comes out of it?
Energy, helium, and neutron
400
What star gets "Recycled"?
A Supernova star
400
How did Lawrence Krauss explain how the solar system was formed.
The material in space began to collapse
500
What is the temperature of the sun's core?
27 million degrees Farenhiet 15 million degrees Celsius
500
What type of cloud does a star form in?
A molecular cloud
500
True or false: a neutron is a positive.
False. A neutron is a neutral
500
How does a star die?
It runs out of fuel
500
What part of stars did the atoms come from?
The core