What is the energy store of a sandwich?
Chemical
What is the energy store of a battery?
Chemical
What are the energy store of a tennis ball flying through the air?
Kinetic and Gravitational potential
What is the energy store of a pulled sling shot?
Elastic potential energy
What is the energy store of an Uranium atom?
Nuclear
Energy cannot be created or destroyed [True/false]
True
The bubbles in boiling water contain oxygen [True/False]
False, they contain water as a gas (steam)
How are the particles of a solid arranged?
Closely packed, regular pattern, vibrating.
How are the particles in a liquid arranged?
Closely packed, disordered, moving over one another.
How are the particles in a gas arranged
Free to move in random directions with a range of speeds.
Heat energy always transfers from a hot object to a colder object [True/Flase]
True
What happens after a hot cup of tea has been left in the room for a long time.
Reaches the same temperature as the room (equilibrium)
Temperature is the total thermal energy stored in an object [True/False]
False - Temp is the average thermal energy
By what process does thermal energy transfer through a solid?
Conduction?
By which process does thermal energy transfer through a liquid or gas?
Convection
By which process does thermal energy transfer through space?
Radiation
