Us
What are we made of?
Stardust
When does a star die?
When it has no more fuel, and made up of iron.
Which elements are the basic foundations of everything?
Hydrogen and Helium
Where do you find most of the Iron in our bodies?
In our blood, in our red blood cells.
What 2 factors allow a star to make heavier elements?
High Temperatures and High Pressure
What process allows lighter elements to become heavier elements?
Stellar Nucleosynthesis/ Nuclear Fusion
What is our star fusing right now?
Our star is steadily fusing Hydrogen into Helium
What happens to a Smaller Star when it dies?
It will become a white dwarf and then eventually fade away from view.
A star can fuse nuclei during its lifetime up until it runs out of fuel. How many protons does the last atom it is able to make have?
Iron has 26 protons.
What would happen if we didn't have stars?
There would just be large masses of hydrogen and helium spread through the universe.
What process causes energy to move outside of the core of a star?
Radiation.
How many elements have scientists added in the last 75 years?
Scientists have added an additional 24 elements.