Energy
What happens to kinetic energy is velocity is increased
It increases
How is mass related to inertia
They are the same
Coulomb
What type of wave is a sound wave
Longitudinal
What force holds protons and neutrons together
Strong force
What is the unit for power
Whats the difference between scalar and vector
Vector has direction
How is resistance in a series circuit related to current
As resistance goes up current goes down
Energy moves parrallel to direction of wave
What force holds protons and electrons together
Electromagnetic force
What type of energy is stored in an object due to its height above the ground
Gravitational Potential Energy
What is the quantity that is the product of mass and velocity
Momentum
What kind of light has more energy blue light or red light
Blue
What is a photon
A particle of light
When a rubber band is stretched, what type of energy is created
Centripetal force, acceleration, and velocity are directed where
If you add a resistor to a parallel circuit what happens to the equivlant resistance
It goes down
What is the doppler effect
Percived change in frequency while a object is moving toward or away
What is the 3 Universal mass units equal to
2.79 x 10^3 MEv
What is the quantiy represented by the area under a force vs time graph
Work
A 5 kg box is pushed across a horizontal surface with a constant force of 20 N. If the coefficient of kinetic friction between the box and the surface is 0.2, what is the acceleration of the box?
2.04 m/s/s
Three resistors are connected in parallel to a 12 V battery R1 = 6 ohms R2 = 4 ohms R3 = 12 ohms. What is the equivalent resistance
2 ohms
A light ray traveling in air strikes a flat glass surface at an angle of incidence of 40°. The refracted ray inside the glass makes an angle of 25° with the normal. What is the index of refraction
1.52
An electron in a hydrogen atom drops from the n=4 energy level to the n=2 energy level. Calculate the wavelength of the photon emitted during this transition.
4.86 x 10^-7 Meters