WorksheetsPhySci Quiz 1 Formation of the Elements
Total questions: 25
Worksheet time: 19mins
The process by which elements are created within stars by combining the protons and neutrons together
Big Bang Nucleosynthesis
Nuclear Fusion
Nuclear Fission
Stellar Nucleosynthesis
Helium can be formed by fusing
1 proton and 1 neutron
2 protons and 2 neutrons
1 proton and 2 neutrons
1 proton and 3 neutrons
The atomic number tells us what?
Number of protons
Number of Neutrons
Atomic Mass
Number of electrons
What is nucleosynthesis?
How the sun creates new hydrogen atoms out of dark matter
How helium atoms are broken down by nuclear fission to produce hydrogen
How a nucleus is produced during the big bang
How new elements are created in stars by combining the nuclei of atoms
Supernovas are one of the largest _______ in the Universe.
events
stars
explosions
objects
Which of the following gases are major components of star?
carbon and oxygen
helium and carbon
hydrogen and carbon
hydrogen and helium
Which is the second most abundant element in the universe?
carbon
helium
hydrogen
oxygen
According to evidence, is the universe expanding or contracting?
expanding
contracting
Define nuclear fusion.
Nuclear fusion – combining lighter atoms to make heavier ones – is what makes it possible.
Nuclear fusion – splitting lighter atoms to make heavier ones – is what makes it possible.
Nuclear fusion – combining heavier atoms to make lighter ones – is what makes it possible.
Nuclear fusion – splitting heavier atoms to make lighter ones – is what makes it possible.
Which of the following refers to the process of producing the first atoms of hydrogen and helium?
supernova nucloesynthesis
big bang nucleosynthesis
particle accelerator nucleosynthesis
stellar nucleosynthesis
Who used the redshift of light from galaxies to calculate the velocities and distances of these galaxies from the Earth in 1929?
Which are the remains of energy created after the big bang expansion?
Light elements
Infrared
Redshift
Cosmic Microwave Background Radiation
The universe may have started as an extremely hot dense point known as _____.
nucleosynthesis
annihilation
inflation
singularity
It refers to the explosive death of stars.
Nebula
Supernova
Bigbang
Recombination
Why do elements heavier than Iron cannot be formed through fusion?
Because its needs a lot of space
Because it needs tremendous amount of energy are needed for the reaction to Occur
Because its needs a lot of gasses of energy for the reaction to occur
Because it needs the entire universe
Who observed galaxies moving away from us?
(a)
