vocab
what is the definition of power
The amount of work a person does within a given period of time.
what is the formula to find power
p=w/t
10.2j/sec
what was the watt named for
James Watt
what is The unit used to measure power.
watt
what is the formula to find work
w=fxd
find work 100newtons x 10m
1000j
what was the newton named for?
Sir Isaac Newton
unit of work
joule
what is the formula to find distince
d=w/f
find distance 2000j/50newtons
40m
What did James Watt invent?
the steam engine
Force exerted on an object that causes it to move in the same direction as the force
work
what is the formula to find force
f=w/d
find force 830j/2006m
0.41N
How did horsepower get its name?
People used horses to do work for them
an arrow illustrating amount or size in a specific direction.
vector
what is the formula to find time (if you have work & power)?
Work divided by power
this is not an equation but thought it would get people thinking there are 2 friends who are in a paint ball tournament friend number 1 hits all of his shots but he shoots 5 paint balls per second friend 2 hit all of his shots but he fires 6 paint ball per second who did the most work and who had the most power
they both did the same amount of work but friend 6 had more power
1 horsepower equals how many joules?
786 joules