Newton's Law
A climber pulls down on a rope causing his body to lift upward and rise along the rope.
What is Newton's 3rd law
An object with a mass of 2.5 kg is accelerating at 3.0 m/s2 . What force is required?
What is 7.5 N
describes the location of an object
What is a position
D/T
What is speed
Energy of Movement
What is Kinetic Energy
F= Mass x Acceleration
What is Newtons 2nd Law
An object of mass 10 kg is accelerated upward at 2 m/s2. What force is required?
What is 20N
A reference point is
What is a location to which you compare other locations.
A force of 52 N acts upon a 4 kg block sitting on the ground. Calculate the acceleration of the object.
What is 13 m/s2
Stored Energy
What is Potential Energy
Two bumper cars collide into each other head-on and each car jolts backwards
What is Newton's 3rd Law
A roller coaster pushes a 25 kg person upward with a force of 300 N. What is the acceleration?
What is 12 m/s2
1/2(m)(v)^2
What is KE
The motorcycle went from 50 mph to 10 mph as it slowed down to approach the stop sign. This is an example of ...
What is negative Acceleration
On a roller coaster, where is maximum potential energy?
What is at the top of the hill
When you are standing in a bus train and the bus suddenly stops but your body continues to move forward.
What is Newton's 1st Law
A 5 kg block is pulled across a table by a force of 60 N. Calculate the acceleration of the object.
What is 6.4 m/s2
(M)(G)(H)
What is PE
A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?
What is 10 m/s
What two factors affect an object's kinetic energy?
What is Mass and Speed
When you give your friend a lift on your bike you have to pedal harder and faster to keep the same speed (acceleration) as you had when you were on your bike alone
What is Newton's 2nd Law
What is the unit for force?
What is N (Newton)
9.8
What is Gravity
A train travels 25 km in .5 hrs. How fast is the train going?
What is 50 km/h
Explain what happens to the potential energy of a rock as it falls off the side of a cliff
The potential energy decreases as the kinetic energy increases.