K or P
Gravitational Energy, Kinetic or Potential?
Potential
What is the Unit we use to represent Energy
J- joules
Name an example of a fossil fuel
Gas, Oil, Coal, etc.
The energy of motion is called ___________________ energy.
Kinetic (mechanical)
Type of decay that is 00Y
Gamma
Mechanical Energy, Kinetic or Potential?
Kinetic
What is the G constant?
9.8m/s2
What is ATP
energy
_________ in the atmosphere is demonstrated when heat rises, then lowers again (lava lamp activity)
Convection
this symbol represents what type of decay: β
Beta
Chemical Energy, Kinetic or Potential?
Potential
True or false, at the top of a hill the sled that is NOT moving will have all of its energy stored as Kinetic Energy
False! Its potential
Fuel cells are a type of energy cell that give off clean energy, what is the product of a hydrogen fuel cell when it is 100% efficient?
Water and energy
The sun transferring heat and light in all directions through space is an example of __________________________________.
Radiation
Two lightweight nuclei join together in stars to form heavier elements ____________________________________________
Fusion Reaction
Magnetic Energy, Kinetic or Potential?
What is the main equation for Mechanical Kinetic energy
Ek= 1/2 M V2
Describe at least 2 energy transformations in the following situation:
-Pulling back a wind-up car, then letting it go
the car has elastic energy (potential) . When the vehicle is released, the coil spring unwinds to convert the energy to motion (kinetic).
The pigment that is responsible for photosynthesis in plants
Chlorophyll
_____________ decay is the decay of uranium. 92U to thorium 90 Th with the emission of a helium nucleus 2 4 He .
Alpha
Radiant Energy, Kinetic or Potential?
Kinetic
What is the rearranged formula for gravitational potential energy,( Eg=mgh) when solving for Mass?
M= Eg/gh
6CO2 + 6H20+ energy ---> C6H12O6 + 6O2
The process in which cells change oxygen and glucose into a useable form of energy is called
cellular respiration
01n+235U →92Kr+144Ba+301n+ energy---> is an example of what
Fission Reaction