The amount of force needed to move an objects depends on its mass and its acceleration
100
Inflating a balloon and then letting it go. Which law of Newton is this example representing?
3rd law
200
This type of motion makes things wiggle back and forth
vibrational motion
200
If you hold a pencil and then you let it go, what will happen to it? what type of force is this?
the pencil will fall. Gravitational motion
200
If you are in a car and the car comes to a sudden stop, what will happen to you? what is this called?
You will keep moving forward. this is called inertia
200
A tennis ball, 0.314 kg, is accelerated at a rate of 164 m/s2 when hit by a professional tennis player. What force does the player's tennis racket exert on the ball?
51.496 N
200
Pushing a chair vs pushing a car
2nd law
300
This type of motion allows objects to move forward in a straight line
straight line motion
300
Name the type of force that allows a spring to stretch and contract
spring force
300
Objects that are moving will continue to move unless a force makes them stop. Objects that are not moving will continue to stay still unless another force makes them move. Which law of Newton is this?
the first law
300
A speed boat in the water experiences an acceleration of 0.524 m/s2. The boat's mass
is 842 kg. What is the force that the boat's engine's are putting out?
441.208 N
300
Rolling a basketball that was on rest
1st law
400
Planet Earth undergoes this type of motion because it rotates around the sun
circular motion
400
When you have two surfaces rubbing against each other. what type of force is this?
frictional
400
F=ma; Which law of newton is this?
Second law
400
A little boy, mass = 40 kg, is riding in a wagon pulled by a his HUGE dog, Howard.
What is the acceleration of the wagon if the dog pulls with a force of 30 N?
0.75 m/s2
400
Imagine you are in a bicycle and you have to break suddenly. The bicycle stops but you fall forwards. Which law is this example representing?
1st- inertia
500
The only force acting on this type of motion is gravity
projectile
500
If you pull a cable on one side and your friend pulls the cable on the opposite side, what type of force is this?
tension force
500
For every action there is a reaction of equal and opposite force. Which law of Newton is this?
thrid
500
What is the mass of a car that has an acceleration of 27m/s2 and a force of 4106 N?