strictly formulas and vocab Flashcards
(18 cards)
work equals… (think of the two triangles work over power and time and work over force times distance)
power x time or force times distance
force equals…
mass times acceleration or work divided by distance.
Momentum equals…
p=mv mass times velocity
weight equals…
mass times 9.8m/s/s
weight equals…
mass times 9.8m/s/s
Power equals…
work divided by time.
time equals
work/power
distance equals…
work divided by force.
acceleration equals…
fs-is/time or change in velocity/time
net force =
the sum of all forces acting on an object.
there are — pounds per newton
2.2
freefall acceleration=
9.8m/s/s
friction is the
force that opposes or slows down motion
gravity is the…
attractive force between all objects.
which friction is the strongest..
static
momentum is a…
rate of motion
mechanical advantage equals…
input force/output force
mechanical advantage is…
reducing the amount of force by a substantial amount.
