Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
momentum |
mass of an object x velocity of the object |
|
|
|
impulse |
force occurring over a time period |
|
|
|
unit for momentum |
kg m/s |
|
|
|
momentum = _____ x ____ |
mass x velocity |
|
|
|
greater the force, greater the acceleration, ______ the momentum |
greater |
|
|
|
what produces acceleration? |
force |
|
|
|
momentum is ______ |
inertia in motion |
|
|
|
impulse is _____ x _____? |
force x time |
|
|
|
work |
force moved through a distance |
|
|
|
if something does not move, how much work is done? |
none |
|
|
|
work = ____ x _____ |
force x distance |
|
|
|
unit for work |
joule ( J) |
|
|
|
power |
how long it takes to do work |
|
|
|
unit for power |
joule/second or watt |
|
|
|
power = ____ / ____ |
work / time |
not moving |
|
|
potential energy |
energy of position |
|
|
|
unit for PE |
J |
|
|
|
pe = ____ x ______ |
force x distance |
|
|
|
chemical energy |
foods, fossil fuels, batteries |
|
|
|
gravitational energy |
water in a dam, pile driver |
|
|
|
kinetic energy = ____ x ____ |
mass x velocity |
|
|
|
energy of motion |
kinetic energy |
|
