Where does a skateboarder on a half-pipe have the MOST potential energy?
What is the top?
100
This energy source reached it's global production peak in 2007.
What is oil?
100
This is what Newton's first law says that an object in motion will do until a force acts on it.
What is stay in motion?
100
An atom with more or less neutrons is called this.
What is an isotope?
100
This type of bond is when two atoms each share one electron.
What is a covalent bond?
200
Where does a skateboarder on a half-pipe have the MOST kinetic energy?
What is at the bottom?
200
This type of energy is one of the most green sources of power. WA uses a significant amount of these turbines in Eastern WA.
What is wind power?
200
Newton's second law states this formula.
What is F=ma?
200
This is an isotope used in Carbon dating?
What is Carbon-14?
200
These two types of bonds like to steal or uber-share.
What are ionic and metallic bonds?
300
On earth, in the potential energy formula the 'g' always equals this.
What is 10. (mps squared)
300
This type of power comes from reflecting sunlight to heat up a vat of oil.
What is solar collection?
300
Newton's third law states that for every action there is this.
What is "an equal and opposite reaction"
300
This is the time it takes for half of an isotope to decay.
What is a half life?
300
This is how many electron shells Iodine has.
What is five shells?
400
Where on the half-pipe would potential energy be changing into kinetic energy?
What is on the way down?
400
This is the source of energy that turns the sun directly into electricity.
What is photoelectric solar?
400
A 2000kg car hitting another car at 3mps squared would have this force. (include units!)
What is 6000N
400
The earth is this many billion years old.
What is 4.6 billion?
400
Sulfer has this many valence electrons.
What is six?
500
This is the equation for kinetic energy.
What is 1/2mv squared?
500
Many forms of energy including nuclear, biomass, and geothermal use their heat to boil water which is converted into energy by turning this.
What is a steam turbine?
500
The closest distance between two points is called this.
What is displacement?
500
If an element has a half life of 20 years then how many years has it been when only 12.5 percent of that element is left? (you may want to make a t-table)
What is 60 years?
500
Lithium and Chlorine would most likely make this type of bond.