How much time will it take for a person to walk the length of a football field (100 yards) at a constant speed of 5ft/s?
60 seconds
100
F=ma
What is the formula for force?
100
Disturbance
Waves are a ________ that travel through matter of space
200
Herts
What is the unit for force
200
Proton
What is a positively charged particle?
200
A ball dropped from rest from a hieght 6.0 meters above the ground. The ball falls freely and reaches the ground 1.1 seconds later. What is the average speed of the ball?
5.5m/s
200
K=½mv^2
What is the formula for kinetic energy?
200
Mechanical waves
________ _____ are waves that need a median to travel through.
300
Coulomb
What is the unit for charge?
300
Amplitude
What is the distance from the horizontal to the crest or trough
300
A soccer player kicks a 0.5-kilogram stationary ball with a force of 50 newtons. What is the force on the player's foot?
50 N
300
P=mgh
What is the formula for potential energy?
300
Electromagnetic Waves
Wave that can travel through a vacum
400
Frequency
How many waves pass through a point in 1 second
400
Electromagnetic Wave
What is a wave that doesn't need a median?
400
What is the kinetic energy of an object with a mass of 10 kilograms traveling at a speed of 10 meters per second? Assume no other forces act upon the object.
500 joules
400
W=mg
What is the formula for wieght
400
Transverse Waves
where particles move perpendicular to the direction energy is moving
500
E=Vq
what equation is this?
500
Energy
What do all waves transfer?
500
What is the kinetic energy of a 2-kg toy car moving at a velocity of 5m/s?