Show:
Momentum
Work, Power, Energy
Thermal Energy
Waves
Light & Color
100
Momentum is the product of what?
What is Mass and Velocity
100
what is the formula for work?
What is force X displacement
100
What is the human body average temperature?
What is 98.6
100
What point is the highest on a wave?
What is crest
100
Do radio waves have the longest or shortest frequency?
What is shortest frequency
200
Can a bullet have the same momentum as a truck?
What is yes
200
When is work negative?
What is when the force is in the opposite direction of displacement
200
What are 3 types of heat transfer?
What is Conduction, convection, radiation
200
what unit is frequency measured in?
What is hertz
200
What is the only part of the light spectrum we can see?
What is visible light
300
What is the momentum of a 75 kg football player running at 8m/s?
What is 600kgm/s
300
what are 3 types of energy?
What is potential, kinetic, mechanical, thermal, nuclear
300
What is the heat formula?
What is heat= mass X specific heat X change in temp
300
a building sways with a frequency of .10 hz. what is the period of vibration?
What is 10 sec
300
Which waves have the highest energy and are most dangerous?
What is gamma rays
400
A 6.0 g bullet is fired at 350 m/s into a container that stops it at .30m. What average force stops the bullet?
What is -2.45X10^3
400
what is the kinetic energy of a .135 baseball thrown at 40m/s?
What is 108 J
400
Which way does heat flow?
What is hot to cold
400
does the doppler effect occur with all types of waves or only some?
What is all types of waves
400
a pulse of light is sent to the moon and returns back to earth in 2.562 s. how far is the moon?
What is 3.84X10^8 m
500
A 6500 kg freight car traveling at 2.5 m/s collides with a 800 kg stationary freight car. If they interlock on collision, what is the velocity?
What is 2.23 m/s
500
If both the mass and velocity of an object are tripled, the kinetic energy is increased by what?
What is 27
500
How much heat does it take to melt a 20 kg block of ice at 0 degrees C?
What is 6.68X10^6 J
500
a truck moving at 25m/s blows is horn and an observer is walking away from the truck at 5m/s. what is the frequency of the horn that is 250 hz?
What is 266 hz
500
A light beam in air is incident upon a diamond at 45 degrees. at what angle is light refracted?
What is 17 degrees