How much mechanical energy an object has if it has 5J potential and 10J kinetic
What is 15J
The change of energy from one form to another is
What is energy transformation
Moving things often makes noise or this type of energy.
What is sound energy
The stretching of a spring or rubber band has
What is Elastic PE
Which type of energy does SPEED affect?
What is KE
Scientific law stating that energy can be neither created nor destroyed, but just changes form
What is the Law of Conservation of Energy
Batteries have this form of energy
What is chemical energy
What is PE
When an object moving down a hill it is gaining _____ and losing _____
What is kinetic, potential
What two factors affect kinetic energy?
What is mass and speed
What is both PE and KE
What is electrical energy
This rubbing of surfaces often causes mechanical energy to transform
What is friction
This example shows how you can (decrease or increase) KE.
Rowing the boat faster.
What is increase
What is potential energy
A biker at the top of a hill has
What is PE
Electrical energy can be transformed into _____ ______.
What is light, sound, thermal energy.
Mechanical energy can transform into _____ _____
What is sound, electrical, thermal energy
The point that has the greatest kinetic energy on a roller coaster is...
What is at the bottom of a drop, where speed is the fastest