Topic 4 - Energy Transfer Flashcards
1
Q
what are the energy transfers in a ball rolling up a slope?
A
kinetic, transferred mechanically, gravitational potential and to the thermal (friction)
2
Q
what are the energy transfers in a bat hitting a ball?
A
kinetic (bat), transferred mechanically, kinetic (ball)
kinetic (bat), transferred mechanically to thermal
3
Q
what are the energy transfers in an electric kettle boiling water?
A
mains, transferred electrically, thermal (kettle), transferred by heating, thermal (water)
4
Q
what are the energy transfers in a battery-powered toy car?
A
chemical (battery), electrically, kinetic, thermal (car and surroundings), sound and light
5
Q
what are the energy transfers in a bunsen burner and beaker?
A
chemical (gas), heating, thermal (beaker and water)
