Energy
What is movement energy called?
Kinetic Energy
A foot kicking a ball
Transfer
Touching a hot metal plate
Conduction
What type of energy comes from rubbing your hands together?
Heat energy
True or False: All objects havce some form of heat energy.
True!
What is stored energy called?
Potential energy
Turning on a lamp
Transformation
Water being boiled in a pot
Convection
What type of energy powers a computer?
Electricity
What colour objects will absorb the most heat radiation?
Black
What are the two main types of energy?
Potential and kinetic Energy
Pushing down on a bike pedal
Transfer
Sun drying washing on the line.
Radiation
What are the useful energies coming from your TV?
Light and sound
What are the three methods of heat transfer?
Conduction, convection and radiation
What is an example of chemical energy?
Food, batteries
Lighting a candle
Transformation
Cooking chicken on a pan
Conduction
When does an object have lots of potential gravitational energy?
When it is up high.
What has more heat energy? A bathtub full of hot water or a swimming pool?
Swimming pool - has more mass
What is the law of conservation of energy?
Energy cannot be created or destroyed.
Plants completing photosynthesis
Transformation
Magma moving from the warmth of the earths core.
Convection
What are the four types of potential energy?
Chemical, elastic, nuclear and gravitational
What colour will emit the least amount of heat energy?
White or silver