Atoms
What subatomic particle has a positive charge?
Proton
What is atomic mass?
It is the average mass of all an atoms isotopes.
Where is the crest on a wave?
It is the highest point of it.
What is renewable energy?
Energy that can be produced at the same rate as it is used.
How do atoms become stable?
They get a stable 8 valence electrons.
What subatomic particle has a negative charge?
Electron
What does the atomic number tell us?
The amount of protons and electrons
Are blue shifted stars moving closer or farther way to earth?
Closer.
What is nonrenwable energy?
Energy that can’t be produced at the rate it isn’t being used.
What happens in an ionic bond?
Electrons are transferred.
What is the center of an atom?
Nucleus
How do you find the mass of an atom?
You take the number and subtract the atomic number from it.
What are characteristic side of a white dwarf?
Hot and dim.
What is an example of nonrenwable energy.
Coal, Oil, Natural gas
What happens in a covalent bond?
Electrons are shared.
What subatomic particle has a neutral charge?
Neutron
What is a characteristic of noble gases?
They have a full outer shell so they don’t like to bond.
What are characteristics of a red giant?
Cool and bright.
What is an example of renewable energy?
Solar, wind, geothermal energy.
What group uses covalent bonds the most?
Nonmetals
Where are electrons located?
Energy Levels
What do periods tell us?
They tell us the amount of energy levels.
What star characteristic determines a star’s life cycle path?
Mass
What is a pro of renewable energy?
It is clean for the environment.
What elements usually bond with ionic bonds?
Metals and nonmetals.