Kinetic and Potential Ex.
A ball is rolling down a hill. What kind of energy does it have?
What is kinetic
What is the kinetic energy of a 55 kg boulder rolling down a hill at 10.2 m/s?
What is 2861.1 J
A 15 kilogram boulder sitting on top of a 1525 m mountain begins to roll down the mountain at 15 m/s . What is the potential energy of the boulder?
What is 224,175J
What's a joule?
What is unit of energy and work
A roller coaster is at the top of the track. What kind of energy does it have?
What is Potential
An axe is chopping through a log, with a mass of .86 kilograms. The axe is moving at a speed of 12.2 m/s. What is the kinetic energy of the log?
What is zero
The type of energy found in car batteries.
What is chemical potential
A position where it established that an object has no potential energy
What is ground
What is a variable must be squared to find kinetic energy?
What is velocity
What kind of energy does an airplane flying through the air?
What is both potential and kinetic energy
What is potential energy?
What is stored energy
What is kinetic energy
The kinetic energy of a ball at the bottom of a hill equals________.
What is potential energy at the top?
What has more kinetic energy object A which has a mass of 2kg and a velocity of 2m/s, or object B which has a mass of 1kg and a velocity of 3m/s.
What is object B?
The unit of potential energy
What is Joules
What is the type of potential energy determined by the amount of work gravity could do?
What is gravitational potential energy
What is the energy of an object with mass of 50kg moving at a velocity of 20m/s that is 100m off of the ground?
What is 60,000J
If a 150 kilogram plane, traveling at 15 m/s crashes into a building, how much kinetic energy does the plane have on impact?
What is none...it is stopped
How are potential energy and work similar?
What is Potential energy is mass, g and a distance.
Work is force (mass x g) for a distance
PE+KE=?
What is ME