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creation of elements
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Who starter the Bigbang model In 1927?
George Lemaitre
what are the 3 evidences of the bigbang model?
abundance of elements in the universe
,
expansion
,
cosmic microwave background radiation
what will happen if there’s a fusion between elements?
gamma radiation
what causes the universe to expand?
Abundance of elements
in the universe
what happens when the elements in the universe reacts?
fusion
what do you call the wave that has the ability to escape from the earliest moments of the bigbang?
gravitational
waves
there is a required temperature and pressure for elements to form. yes or no?
yes
what is the first element to form in the universe?
hydrogen
what will be created when an element particle reacted with hydrogen?
isotope
isotope
- a form of an element with the same atomic number but a different atomic mass
what happens with the help of temperature, pressure, and gravity?
expansion
who wrote the Aplher-Bethe-Gamow Paper?
Ralph Alpher
, Dr.
Hans A Bethe
, and
George Gamow
when was the Alpher- Bethe-Gamow paper made?
1948
what do you call the 3 remnants of radiation?
alpha
,
beta
,
gamma
what do you the process of nuclear reactions that is used to produce/create new elements?
nucleosynthesis
nucleosynthesis
- it is the reaction between atoms
what are the 3 distinct ways on how the elements were formed?
bigbang nucleosynthesis
,
stellar nucleosynthesis
,
supernova nucleosynthesis
or
stellar explosion
what nucleosynthesis did the light elements form?
Big Bang nucleosynthesis
what was formed after the bigbang?
ions
after how many minutes did the formation of light nuclei occur?
3
minutes
what are the first four light elements? (in order)
hydrogen
,
helium
,
lithium
,
beryllium
after the cooling and expansion what was the nuclei of hydrogen and helium able to do?
attract electrons
what is form when the nuclei of H and He attract electrons?
full atom
what light element can react to other types of atom?
Hydrogen
what element is unstable that causes it to reverse back into a hydrogen?
helium
What do you call the charged ions?
elementary particles
how long did the bigbang nucleosynthesis last in second to minutes?
10
seconds to about
20
minutes
What causes radiation between nuclei?
fusion
Hadron is what type of particle?
elementary
particle
What will be released if there was an emotion of radiation?
heat
What gives the identity to an element?
proton
What temperature does the stellar formation requires? high or low?
high
H2 or 2H also stands for?
Deuterium
Nuclear fusion
- The joining of two light nuclei to form a heavier nucleus.
same temperature =
same charged
What type of temperature measurement is commonly use in science?
kelvin
Did the proton outweighs the neutrons as the cosmos cooled? True or false
True
what is the hydrogen isotopes that is highly reactive?
Deuterium
What do you call the H3 or 3H?
Tritium
In nuclear fusion there is no certain temperature needed for the same charged to attract each other. Yes or no?
No.
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