Pushes & Pulls
This force happens when you move something away from you.
What is a push?
This force slows things down when they rub together
A bus being at a stop shows _____.
This describes what happens when two magnets pull toward each other.
What is attract?
True or False: All metals are magnetic.
False!
This force happens when you bring something closer to you.
Which has more friction: carpet or hallway floor?
A tug-of-war where one team wins shows _____ forces
This describes what happens when two magnets push away from each other.
What is repel?
A student puts different weights on a toy car setup to see how far it will go. How will heavier weights affect the car’s movement?
Heavier weights will make the car move off of the table. The heavier the weight, the faster the car will roll.
Kicking a soccer ball uses this type of force.
Push
This force makes a toy car slow down as it rolls across the floor.
What is friction?
If an object does not move, the forces are _____.
What is balanced?
Paper clips get mixed into a pile of sand during a science activity. This tool could be used to separate the paper clips from the sand.
What is a magnet?
A student is building a bridge out of popsicle sticks to hold a toy car. Which of the following would make the bridge fail? (Extra 100 points:explain why using vocabulary: unbalanced force, mass, gravity)
A) Using strong glue to hold the sticks together
B) Making the bridge too short
C) Putting a toy car that is heavier than the bridge can hold
D) Painting the bridge
C) Putting a toy car that is heavier than the bridge can hold
Extra 100 Points: The bridge would fail because the forces would be unbalanced because the mass of the toy car would be greater than the mass of the popsicle sticks.