Formulas Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

distance/displacement

A

d=vt

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

average speed

A

total distance/total time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

average velocity

A

displacement/time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

acceleration

A

Vf-Vo/t

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

final velocity

A

Vo+at

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

acceleration of gravity

A

9.8m/s^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

force

A

mass/acceleration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

weight

A

massxgravity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

gravitational force

A

Gm1m2/r^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

unit of force

A

newton

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

unit of gravitational force

A

Nm^2/kg^2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

universal gravitational constant

A

6.67x10^11

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

momentum

A

massxvelocity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

unitof momentum

A

kgm/s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

impulse

A

forcextime

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

unit of impulse

A

Ns

17
Q

impulse momentum theory

A

mv2-mv1

18
Q

force can also be calculate

A

change in momentum/change in time

19
Q

work

A

fd or fdcostheta

20
Q

kinetic energy

A

1/2mv^2

21
Q

unit of energy

A

joules

22
Q

potential energy (gravitational)

A

mgh

23
Q

elastic potential energy

A

1/2kx^2

24
Q

spring constant (k)

A

hooke’s law: f=kx

25
Q

newtonsthird law

A

for every action there is an equal or opposite reaction

26
Q

net work (?)

A

change inkinetic energy

27
Q

kinetic energy increase,work ?

A

increase

28
Q

kinetic energy formula 2

A

1/2lw^2

l=mass moment inertia
w=angular velocity

29
Q

everytimea force and displacement is at 90 deg work done is

A

zero

30
Q

power

A

work/time

31
Q

1 watt is ____ J/s

A

1

32
Q

1hp=____watt

A

746