Energy
Kinetic Energy
Potential and Kinetic
Linear vs. Nonlinear
More Energy!
100
The ability to do work.
energy
100
What is the the correct formula for calculating kinetic energy?
KE = ½mv² or KE =0.5mv²
100
What happens to kinetic energy if mass is increased?
kinetic energy increases
100
Mass and kinetic energy have a ________ relationship.
linear
100
Which location has the highest potential energy?
B
200
The energy of motion.
kinetic energy
200
What two factors affect kinetic energy?
mass and velocity/speed
200
What happens to kinetic energy if mass is decreased?
kinetic energy decreases
200
Velocity/speed and kinetic energy have a ________ relationship.
nonlinear
200
Which location has the lowest potential energy?
D
300
The energy an object has due to its position.
potential energy
300
Which of these affect kinetic energy the most?
- speed/velocity
- mass
- height
- distance
speed/velocity
300
What happens to kinetic energy if speed/velocity is increased?
kinetic energy increases
300
This graph represents the relationship between _____ and kinetic energy.
mass
300
Which location has the highest kinetic energy?
D
400
The Law of _________________ of Energy states that energy cannot be created or destroyed. It can only be changed from one form to another.
Conservation
400
What happens to kinetic energy when the mass is doubled?
kinetic energy doubles
400
Which is the correct unit for kinetic energy?
Joules (J)
400
This graph represents the relationship between ______ and kinetic energy.
speed/velocity
400
Which location has the lowest kinetic energy?
B
500
The Law of Conservation of Energy means that the TOTAL energy of a system always ______________.
remains constant
stays the same
500
What happens to kinetic energy when the velocity is doubled?
kinetic energy quadruples
500
When does an object have the most potential energy?
When it is at its highest point.
500
Kinetic energy is directly _____________ to mass.
Kinetic energy is _________________ to the square of the velocity.
What word fits in both blanks?
proportional
500
A 1jg soccer ball is kicked at a speed of 5 m/s then it came to rest inside the goal. What happened to the total amount of energy of the soccer ball when it was kicked and then came to rest?
The total amount of energy stayed the same.