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?
Force
100
CONTACT or NON-CONTACT FORCE?
A boy using his foot to kick a soccer ball.
A. Contact
B. Non-Contact
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 increases how fast the ball rolls.
D. Friction causes the ball to bounce.
B. Friction decreases how far the ball rolls.
100
Name a surface with low friction
ice or something very smooth.
200
If 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.
They will not move at all. Balanced force is being applied.
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
Equal
200
What is a change in the velocity of an object considered?
ACCELERATION
200
True or False?
Gravity is the force that pushes two object away from each other.
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.
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
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, is this acceleration? Yes or no?
Yes
300
What is something that uses a push force?
Answers may vary
400
Newton's first last 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 with stop
a. an object at rest will stay at rest
400
CONTACT OR NON-CONTACT FORCE?
The magnetic needle of a compass always points north.
A. Contact Force
B. Non-Contact Force
B. Non-Contact
400
What is more reliable in physics: weight or mass?
Mass
400
Which two factors impact the force of gravity?
Mass and Distance
400
Name something that uses a pull force.
Answers may vary.
500
True or false?
Whatever you pusll or pull will always be pushing or pulling back on you.
True
500
Rubbing two rocks together is an example of what?
Friction
500
True/False:
Action and reaction forces DO NOT cancel out because they act on different objects
True
500
The force of Earth's gravity pulls everything to
a. the edge of the Earth
b. the center of the Earth
c. away from the Earth
b. The center of the Earth
500
What simple machine is found on a jar or waterbottle?
A screw
600
What is acceleration?
How fast an object moves.
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
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
Name a surface with high friction.
Answers may vary
600
Name 4 out of the 6 simple machines.
pulley, lever, incline plane, screw, wheel and axel, wedge