what type of energy is movement?
kinetic
Which term best describes the type of energy the ball has as it rolls down the plane?
kinetic
Electric mixer changes electrical energy into kinetic, sound and heat energy. Identify the waste energy
heat or sound
In every conversion of potential to kinetic energy, some of the potential energy is always converted into _________________.
heat energy
The Law of Conservation of Energy states that Energy can change ________
form or type or be transferred (passed on)
Electrical mixer changes electricity into what form of useful energy?
kinetic
what type of energy is it when a balloon floats?
gravitational energy
The Law of Conservation of Energy states that: Energy cannot be created or ___________________________
destroyed
Name three types of potential energy
elastic, chemical, gravitational or nuclear
If a monkey at the top of a tree climbs half way down the tree, how would its new potential energy compare to its original potential energy?
it would be half of what it was
Output energy from a fire
heat and light
Light is an example of _________.
radiant energy
What type of energy do flashlights use?
electric energy
Total energy minus kinetic energy is equal to ________.
potential
A moving car transforms chemical energy in petrol to what type of energy?
kinetic
At the top of its swing, a pendulum has zero kinetic energy. How much potential energy does it have at the bottom of its swing?
none
The Law of Conservation of Energy states that: Energy cannot be ___________ or destroyed
created
What is the unit to measure energy?
Joules
Energy that is doing work is called _________.
kinetic energy
Which of the following is an example of kinetic energy?
book sitting on the table
nuclear fuel source
a rolling ball
Petrol in a car
A book is pushed off the edge of a table. Gravitational potential energy is changed to?
Kinetic energy....then sound
Energy of motion is referred to as _____________.
kinetic energy
Stored energy is called ?
potential
what energy is stored in food?
chemical
The energy in a battery is _______ energy.
chemical potential
When energy changes form, this is called
transformation
Stored energy is also known as _____ energy.
potential
what type of energy is also released as waste energy in electrical devices?
Heat energy
An electrical kettle transforms electrical energy into _______________
heat energy