Kinetic or Potential?
Mechanical Energy
Electric Energy
Light and Heat
Sound Energy
100
An plane is zooming through the air.
Kinetic
100
Mechanical energy is ___________ and __________ combined.
kinetic energy and potential energy
100
Name an object that uses electrical energy
(answers will vary)
100
You use this sense to observe light energy.
What is sight/seeing.
100
Sound energy is made when matter does this
What is vibrate
200
An apple is hanging from a tree and could fall onto your head.
Potential
200
Any object that can ___________ has mechanical energy.
What is move?
200
Where can electrical energy be stored?
Inside of a battery.
200
When an object block light from passing it forms this
what is a shadow?
200
_____________ waves carry vibrations through the air to your ears
What are sound waves
300
A hunter has an arrow drawn back, ready to shoot.
Potential
300
Name a way our bodies have mechanical energy
We can kick a football, move our arms, dance, throw things, jump up and down etc.
300
You need these three things for an electrical current:
What is metal wires, a source of energy, and something to turn on.
300
Light energy travels in ______________.
What is waves.
300
True or false: Sound waves can only travel through air
FALSE! Sound can travel through solids, liquids, or gasses (air)
400
A bowling ball strikes the pins
Kinetic
400
Machines use mechanical energy to do WORK. Name two examples.
answers will vary.
400
What ways can electricity transform into other types of energy?
electricity powers a lamp to make light energy, electricity powers the stove to make heat energy, electricity powers a radio to make sound energy, electricity powers a drill to make mechanical energy
400
This tool is used to measure heat energy
What is a thermometer
400
Objects can vibrate fast to make a high sound or slowly to make a low sound. These high and low sounds are called _____________
What is pitch
500
A battery
Potential
500
True or false: water flowing in a river is mechanical energy
TRUE! Water moves and can push things and DO WORK!
500
The flow of electrical energy is called a _____________
What is a current
500
Name at least two ways people can use heat energy
drying clothes or hair, cooking food, hot water heater, heaters in the winter
500
Vibrations can be STRONG or WEAK. This is the amount of sound energy something has. The amount of sound energy is called ______________.
What is volume
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