Chemistry
What is a Lewis dot diagram?
An easier way of seeing the valence electrons.
What waves do we use to see color?
Visible light waves.
Energy run by the flow of water
Hydropower
Is our sun considered a big star or a small star?
Small
What is a nebula ?
A cloud of gas and dust
What is a period?
The rows on the periodic table.
What type of waves do we use to heat up our food?
Microwaves
geothermal
What is CMB?
Cosmis microwave radiation
What is the suns role in our energy in earth?
The main source of energy for the earth
What does the atomic number mean?
The amount of protons.
What everyday item do we use silicon in?
Smartphones
What type of energy is created by decayed organisms?
Biomass
What theory states that the university started from one atom?
The Big Bang theory
What is an isotope?
A version of an atom
What is a covalent bond?
A bond that shares electrons.
What is the Doppler effect?
It is where as you move away from somthing the waves get longer for example a car honking will get quieter as it moves away from you.
Energy that is obtained directly from the sun
Solar energy
What is a black dwarf made out of?
Carbon
What is needed to break or form a chemical reaction
Activation energy
How many protons are in aluminum?
13
What is your carbon footprint.
The amount of carbon you produce everyday like the food you eat and the items you use that had somthing to do with air pollution on there journey .
Energy that can take millions of years to get back
Non renewable energy
What size stars turn into black holes?
Large
What is an exothermic reaction?
A reaction that put of heat