What is a force?
A push or pull
Is kicking a soccer ball a push or a pull?
push
What tool do we use when we look closely at something very small?
Magnifying glass/microscope
True or False: A force can only be a push.
False
Is tugging on a rope a push or a pull?
pull
When we test an idea, we are doing what? (Hint: starts with “I”)
Investigation
What happens when an object starts or stops moving?
a force acted
What force makes a ball fall to the ground?
Gravity
If you see your toy car suddenly stop moving, what is that evidence of?
Force
A force acts between how many objects?
2
Give an example of a force you use at school.
pushing chair, pulling pencil
Why do scientists use observations?
To collect evidence
Name two things a force can do to an object.
start/stop motion
change direction, speed, shape.
What force is used when you open a door and then close it?
Push and pull
If two students are pulling a rope in opposite directions, what will happen if both forces are equal?
The rope doesn’t move/stays balanced.