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What are the 4 ways an object can move?
In a straight line
In a curved path
As vibration (back and forth)
As rotation
What is the change in position of an object?
Motion
True or False: A fixed object is one that is moving around.
False. A fixed object is standing still
What are two fixed objects you pass while walking around the block?
A tree
A house
A parked car
What do we compare objects to that change positions?
Objects that don't change position (reference point)
What is the change in one object's position compared with another object's position?
Relative motion
What is like your point of view?
Frame of reference
What is like your point of view?
Frame of reference
A place or object used to determine if an object is in motion is called what?
A reference point
What makes objects move or stop?
Forces
A force is any _______ or _______
Push or pull
4 ways a force can affect the motion of an object are:
Can make a standing still object move
Can make an object move faster
Can make an object slow down or stop
Can make an object change direction
True or false: A force can make an object that is standing still move in the direction opposite the force
False. A force moves the object in the SAME direction as the force. Example: pushing a door will make the door move in the direction you push
What type of force is one that must touch an object to affect it?
Contact force
How is moving a marble on a table an example of a contact force?
You must push or hit the marble with your finger or some other object to make it move
What can change both the motion and position of an object?
Pushing and pulling
