Force and Motion 1
Force and Motion 2
Force and Motion 3
Force and Motion 4
Force and Motion 5
100
What is a PUSH or PULL on an object?
What is force?
100
CONTACT or NON-CONTACT FORCE?
A boy using his foot to kick a soccer ball.
A. Contact
B. Non-Contact
What is B. CONTACT FORCE?
100
The force that acts directly against the direction of motion, usually when two surfaces come in contact and rub against each other.
What is friction?
100
A golf ball rolls down a hill on the golf course. Which statement best describes how friction affects the motion of the golf ball?
A. Friction causes the golf ball to roll forwards and backwards.
B. Friction decreases how far the ball rolls.
C. Friction causes the ball to bounce.
What is B. Friction decreases how far the ball rolls?
100
Name a surface with low friction.
What is ice or something very smooth?
200
If each of these boys are each pulling with the force of 10 newtons. What will happen?
The boy in blue will win.
They will not move at all.
The boy in red will win.
What is They will not move at all?
200
If a giant gorilla is leaning on a wall the force being put on the wall is _____________________ to the force being added by the gorilla.
- Equal
- Greater
- Smaller
What is equal?
200
A change in the velocity of an object is...
What is ACCELERATION
200
True or False?
Gravity is the force that pushes two object away from each other.
What is False
Gravity pulls two objects towards each other.
200
An objects location is its ________.
What is position?
300
Which of the following statements is true?
A. Balanced forces cause a change in position.
B. Unbalanced forces cause a change in position.
C. Forces do not affect position.
What is B. Unbalanced forces cause a change in position.
300
CONTACT FORCE or NON-CONTACT FORCE:
Using your fingers to play the piano.
A. Contact Force
B. Non-Contact Force
What is A. Contact Force
300
What is the distance traveled per unit of time?
What is SPEED?
300
I have a change in speed, but NOT direction, this is...
What is acceleration
300
What is something that uses a push force?
Answers may vary
400
Newton's first law of motion states:
A. an object at rest will stay at rest
B. an object at rest will change direction
C. an object in motion will stop
What is A. an object at rest will stay at rest
400
If 2 balls accelerate by 10 m/s but one ball has a greater mass than the other, which ball experienced the greatest force?
What is the ball with greater mass
400
What is more reliable in physics: weight or mass?
What is mass
400
If an object is moving with 10 N of force and is pushed by 50 N in the opposite direction, what is the direction and net force on the object?
What is the object will move in the opposite direction with 40N of force.
400
Name something that uses a pull force.
Answers may vary.
500
True or false?
Whatever you push or pull will always be pushing or pulling back on you.
What is True
500
Every action has an equal and opposite reaction is which law?
What is Newton's Third Law
500
True/False:
Action and reaction forces DO NOT cancel out because they act on different objects
What is True
500
Two objects collided. One object slowed down by 7 m/s. The other object sped up by 5 m/s. Which object experienced the greatest force on it?
What is the object that slowed down by 7 m/s
500
What is it called when something has acceleration in a specific direction?
What is velocity
600
A change in velocity is the definition of...
What is acceleration?
600
Which of the following is an example of friction?
1. kicking a ball
2. Speeding up your car
3. erasing a mistake on a test
What is 3. erasing a mistake on a test
600
What is Newton's third law of motion?
For every action there is an equal and opposite reaction.
600
3 objects all moving at the same speed were hit by another object, but not from the same direction. Two objects sped up by 5 m/s and one object slowed down by 5 m/s. Which of the 3 objects experienced the greatest force?
What is all 3 objects that were hit experienced the same force because the all had the same change in speed
600
Two different objects experience the same force. Which will have a greater acceleration - the object with more mass or the one with less mass?
What is the object with less mass?