Potential and Kinetic Energy & Energy Transformations
Unit of measure for potential and kinetic energy ___
What is Joules (J)
Speed formula
What is speed = distance divided by time
Newtons 1st Law
What is An object at rest stays in rest nd object in motion stays in motion
How do you make a magnetic field stronger or weaker
Stronger: bringing a magnet closer
Weaker: bringing a magnet farther away
What are the primary colors of light?
Red, Blue, and Green
Energy stored in an object is called ___
Average speed formula
average speed = total distance divided by total time
Newtons 2nd Law (its a formula)
What is a Force = Mass x Acceleration
Define static electricity
A stationary electric charge
What energy is heard by vibrations?
What is sound
What determines the amount of Kinetic Energy in an object
What is velocity
Velocity formula
velocity formula = distance divided by time plus direction
Newtons 3rd Law
What is For every action there is an equal and opposite reaction
BONUS: Spell electromagnetism
What determines the speed of sound?
What is density
Distance (height) and mass determine the amout of ___ energy in an object
Potential energy
Acceleration formula
acceleration formula = speed divided by time
Example of Newton's First Law
A ball rolling down a hill will continue to roll unless friction or another force stops it
What's the difference between magnetic and electric forces
Magnetic force acts between moving charge particles and electric force acts between ALL chares particles.
Where is light on the electromagnetic spectrum?
Between infrared and ultraviolet
If you have two objects with different masses about to fall from the same height, which one will have the greatest potential energy
What is the one with the greater mass (the heavier mass)
BONUS QUESTION: Who is our favorite teacher?
DAWN JOLLY 😎😎😎😎😎😎😎😎😎😎😎😎😎😎
Example of Newton's Second Law
Riding your bicycle
How do electrons flow in an electric current
Electrons move through a wire from the negative end to the positive end
What are the four ways a straight line of motion can be?
What is reflected, diffused, refracted, absorbed