Objects in motion stay in motion, objects at rest stay at rest unless acted upon by an outside force
100
What does F=ma stand for?
Force equals(=) mass times(x) acceleration
100
What is the 3rd Law?
For every action (force) there is an equal and opposite reaction (force).
100
Inertia
1st Law
100
distance/time
What is speed
200
Inertia is determined by this property
What is mass?
200
This amount of force is required to accelerate a 100 kg object at 10 m/s/s
What is 1000 N
200
What is an example of this Law?
Answers vary
200
Action/Reaction pairs
3rd Law
200
Speed in particular direction
What is velocity
300
This causes a change in motion
What is a force
300
Give an example of the 2nd Law of motion
Answers will vary
300
What is the relationship of the force if a bowling ball hits a golf ball? (More force on the golf ball? More force on the bowling ball? The force on both is equal?)
The force on both is equal
300
A rocket taking off
3rd Law (example)
300
Unit used for forces
Newton
400
Resistance to acceleration
What is Inertia?
400
A book with a mass of 2 kg is pushed along a table. If the book is thrown across the room at an acceleration of 3 m/s/s how much force was applied to the book?
6N
400
A volleyball player spikes the ball with 100 N of force. What is the amount of force that she feels on her hand?
100 N
400
You push an empty shopping cart and it accelerates more than when you push a full shopping cart
2nd Law
400
The rate of change in velocity
What is acceleration
500
Two 20L buckets are in the back of a truck. One has 30 kg of rocks in it and the other has 10 kg of rocks in it. The trucks stop suddenly and the bucket slide forward. This bucket will slide farther.
What is the bucket with 30 kg of rocks
500
What do you need to know to calculate an object's acceleration?
Mass and Force
500
Forces always act in...
Pairs
500
An unbalanced force is applied to an object, changing it's motion
1st Law
500
This is the variable that you change in an experiment