Energy
What is the formula for Kinetic Energy?
KE=1/2mv2
What is work?
Force x Distance
How is the speed of a wave determined?
Its medium
Is the light travelling through a faster or slower medium if it bends towards the medium?
What is it called when an object is charged by a seperate object?
Induction
What is the equation to calculate Potential Energy
PE=mgh
What is the definition of simple machines?
A device used to multiply or change the direction of a force.
What is the speed of Light?
3.0 x 108 m/s
What are the primary colors of light?
Blue, red, green
Do Protons or Electrons move towards a charged object?
Electrons
What is the Law of Conservation of Energy?
PE+KE=PE'+KE'
How do you calculate Mechanical Advantage?
(Fo)/(Fi)=(di)/(do)
What is the type of waves that classify light waves?
Transverse waves
The vibrations of a transverse wave move? Same direction, right angle to direction, above and below the wave, opposite of the direction the wave is traveling
Right angles to the direction the wave travels
Repulsion
What is nuclear Fission?
Nucleus splits apart after being hit by a neutron
How do you calculate efficiency?
(Ma Actual)/(Ma Theoretical) x 100
What type of reflection causes the wave to bounce back in the opposite direction?
Ridgid end Reflection
How do you calculate the index of refraction?
n= C vacuum/ C that medium
What requires a potential difference? Open Circuit, Closed Circuit, Current
Current
What is the charge of an electron in amu's?
1/2000
What are the 6 different machines?
Lever, Inclined Plane, Pulley, Wheel and Axle, Wedge, Screw
Why is the sunset red?
The low frequency are able to pass through the atmosphere causing us to see red.
What is Ohm's Law?
(delta)V=IR