Contact Force
What is the definition of a contact force?
When two or more objects create a force by physically touching each other
A force of attraction between objects with mass
Gravity
What's the definition for an unbalanced force?
When 2 or more forces acting on an object have DIFFERENT MAGNITUDES or are acting in the same direction.
What's the definition of balanced force?
When 2 or more forces act on an object with the SAME force but in DIFFERENT directions.
When charging your phone, what force is being used?
Electric force
A force exerted by a surface onto an object resting on that surface
Normal Force
A force exerted by electrically charged particles or objects
Electric Force
A person is pulling a bag with 10N of force to the right and the grass is creating 5N of friction to the left. What's the net force?
5N Right
If the net force is equal to ____ the object is balanced
Zero
When riding your bike, you clamp on the brakes and it stops. What force is being used?
Friction
A force that opposes motion. It acts in the opposite direction of a moving object
Friction
A force exerted by magnets
Magnetic Force
If the net force is = to ___ the object is unbalanced
Zero
If two teams both pull the rope with the same amount of force the object ____ _____ ______
Will Not Move
A compass use ____________ to help find your way
Magnetic Force
A force applied by a person or object onto another object
Applied Force
Definition for non contact force
When two or more objects create a force without physically touching each other
Mr.Smith and his wife were moving a chair across the room. Mrs.Smith pushed with 25 N of force to the right, while Mr.Smith pulled with 30 N of force right. What is the total amount of force acting on the chair?
55N Right
If the net force is 0 the object is
balanced and won't move
This force ensures that water will flow downhill helping keep ponds and rivers full
Gravity
____________ or ______________ something is a contact force
pushing or pulling
Gravity
A plane takes off with 600 N of force to the right and friction from the tires create 200 N of force to the left what's the net force?
If an object is balanced and an unbalanced force hits it. what will will happen?
It will move
Pushing a sled through the snow, the deeper the snow was the harder you had to push. What force is being used?
Applied force