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energy
Question | Answer |
---|---|
what are the 9 types of energy? | heat, chemical, nuclear, sound, electrical, light, gravitational, elastic, kinetic |
what is the equation for gravitational potential energy? | mass x gravitational potential x height |
what is the equation for kinetic energy? | mass x velocity squared ÷ 2 |
what is the equation for work done? | force x distance |
what is the equation for power? | energy transferred ÷ time |
what is internal energy? | the total kinetic energy and potential energy in all the particles that make up a system |
what is the equation for change in thermal energy? | mass x specific heat capacity x temperature change |
what is the equation for efficiency? | useful output energy transfer / total input energy transfer |