What is a force?
A push or a pull
This is a measure of how fast something moves through a distance in a given amount of time.
What is speed?
speed - ?
time - 6 hours
Distance - 30 miles
5 miles per hour
A force applied in the opposite direction of an object's motion will do what?
Speed up
Slow Down
A force applied in the same direction of the object's motion will do what?
speed up
slow down
change direction
Name at least one thing that force can do?
Change motion, speed, direction or shape
A force that slows down objects when they rub against each other
What is friction?
If two object have the same force, same, mass, and are traveling at the same speed, what will happen if both object collide into each other
The object will bounce back from each other with same amount of force.
Name a surface with not a lot of friction
ice, wood, tile, etc
Name a surface with a high amount of friction?
Sand, gravel, grass, carpet, etc
Which answer correctly shows an object with velocity?
70 miles
70 miles per hour
70 miles per hour North
A change in position is what?
Motion
What is the net force?
What is 0 Newtons?
speed - 9 meters per second
time - ?
Distance - 81 meters
9 seconds
What happens if there is no force acting upon an object?
It will continue to move at the same speed in the same direction.
This term is defined as speed with direction
What is velocity?
50 N right and 60 N left will result in.
10 N left
If two objects have the same speed and mass, but one object is much more massive than the other object when they collide, what will happen?
The other massive object will push back the smaller object.
Object at rest will stay at _________ unless acted upon by an unbalanced force
rest
If both forces are equal on both sides of an object, what do we call this type of force
Balanced Force
What is the formula to calculate speed?
What is distance divided by time?
Object in motion will stay in _________ unless acted upon by an unbalanced force
Motion
How will this object move?
Move to the right?
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
60 N right
speed -
time - 4 seconds
Distance - 40 meters
10 meters/second