Friction
Newtons law
Speed
Velocity
Misc.
100
A ball rolling in the grass.
Rolling friction
100
An object will stay in rest unless a force acts upon it.
Newtons First Law
100
Distance= 72 m Time= 9m/s What is the speed?
8 m/s
100
Distance=48m/s Time= 16s Direction=South
3m/s
100
The deck of card activity is _____.
Balanced Force
200
Ice skating
Sliding friction
200
You push on a wall, the wall will push back.
Newtons Third Law
200
Distance=198 Time=19 What is the average speed?
10.42
200
Distance=55m/s Time=4s Direction=West
13.75m/s
200
The tug of war contained ______.
Net Force
300
A seagull soaring through the air.
Fluid Friction
300
Which law depends on force and mass?
Newtons Second Law
300
In 20 seconds, the distance was 10 cm for a rolling ball. What is the speed of the ball?
0.5 cm/s
300
The elephant walked 36 miles to the north in 12 hours, what is the velocity of the elephant?
3 mph North
300
The miniature pool table uses _____.
Momentum
400
caused by adhesion, the light chemical attraction between two surfaces.
Static Friction
400
If you turn away from pushing your car forward, your car will also stop pushing you backward simultaneously. Action and reaction exist simultaneously.
Newtons Third Law Of Motion
400
In 60 seconds, a racer ran 400 meters. What is the speed of the racer
6.67 m/s
400
A deer ran 28 miles East, in 8 hours, what is the velocity of the deer?
3.5 mph East
400
A student running a track meet started a run by reaching 200m in 30s. She then ran 300m in 30s. What was the students acceleration?
10m/s-6.67m/s over 3.33
500
can be calculated by taking the coefficient of friction between the two surfaces and multiplying it by the normal force that the surface is applying to the object.
Static Friction
500
Hitting a hockey puck (Accel=unbalanced force), as opposed to a hockey puck sliding on the ice (no accel= no unbalanced force)
Newtons Second Law
500
If Seneca decides to walk across town to a store that is .95 kilometers away and she has only 25 minutes to get there, what speed does she need to maintain to arrive on time?
0.63 m/s
500
Which object has a greater velocity, a ball rolling down a 3.4-meter hill in six seconds or a fish swimming upstream and covering 5.4 meters in 0.4 minutes?
The ball rolling down the hill has a higher velocity because it has 0.53 m/s down and the fish is only 0.355 m/s upstream
500
What force uses this formula?
Gravity