Show:
Vocabulary
1st Law of Motion
2nd Law of Motion
3rd Law of Motion
Compare and contrast
100
What is "an unbalanced force"?
What is the type of force that causes an object to change its motion
100
What is "an object at rest stays at rest unless acted on by an unbalanced force"?
Finish the phrase: "An object in motion stays in motion and...
100
the formula for Newton's 2nd Law
What is "F=ma"?
100
Newton's 3rd Law states that...
What is "every action has an equal and opposite reaction"?
100
A tennis ball is served, the tennis player on the other side of the net swings at the ball but misses. This law explains why the ball stays in motion until it hits the fence.
What is "Newton's 1st Law"?
200
What is "the force that pulls two objects toward one another, generally downward"?
What is gravity
200
In the following example, what is the unbalanced force: A car is driving down the street, but comes to an abrupt stop when it hits a tree.
What is "the tree"?
200
Finish Newton's 2nd Law: Acceleration occurs when...
What is "a force acts on a mass"?
200
Draw an example of Newton's 3rd Law.
Show white board
200
Which of Newton's Laws take force into consideration?
What is "all of them"?
300
What is "motion"?
What is the distance from one object to another is changing
300
What is "law of inertia"?
Another name for Newton's First Law.
300
If a force of 10N occurs on a mass of 2kg, what must be the acceleration? (remember to use appropriate units!)
What is "5 m/s"?
300
***DAILY DOUBLE*** A swimmer pushes off the side of the pool and is propelled forward by the force of the pool exerting a force on the swimmers foot. Explain this in terms of Newton's 3rd Law.
What is "the action is pushing off of the side of the pool, the reaction is being propelled forward"?
300
Mrs. Wallace is going down the sidewalk on her skateboard; Mrs. Hierholzer decides to get on too. What will Mrs. Wallace have to do to keep the skateboard moving at the same velocity?
What is "push with more force"?
400
What is "acceleration"?
What is a change in a moving object's speed or direction
400
Draw an example of Newton's first law.
(show dry-erase board)
400
Draw an example of Newton's 2nd Law
(show dry-erase board)
400
Give an example of Newton's 3rd Law
What is "*any acceptable answer*"
400
Mrs. Clark is driving down the road in her car and she has a glass of water. She has to stop very quickly. What happens (specifically!) to the water in the glass and why?
What is "the water spills on the radio because it has inertia and wants to continue moving forward even though the car has stopped"?
500
What is "an object's tendency to resist any change in its motion"?
What is inertia?
500
What happens when a coffee mug gets left on a car and then the driver speeds away, t
What is the cup will want to stay at rest so it will slide off the back of the car
500
Which would have a greater acceleration, a small car or a large car, if the same force is applied?
What is "a small car"?
500
While repairing the Hubble Telescope, which is in space, an astronaut turns a screwdriver clockwise. What direction will the astronaut turn?
What is "counter-clockwise"?
500
Why does a marble on the floor slow down and eventually stop rolling if Newton's 1st Law says an object in motion stays in motion?
What is What is "friction"?