Friction and Gravity
The force that slows you when you slide across the hallway in your socks.
What is Friction?
pg. 49
A push or pull on an object.
What is force?
pg. 45
The sum of the forces.
What is net force?
pg. 56
a=F/m.
What is Newton's Second Law Equation?
Relates force between two objects.
What is Newton's Third Law of Motion?
pg. 671
Developed the law of universal gravitation.
Who is Sir Isaac Newton?
pg. 47
Gravity, magnetic force, electric force.
What is noncontact forces?
pg. 46
The net force is zero, so the motion of the object does not change.
What is Newton's First Law of Motion?
pg. 57
Way's to change an objects velocity.
What is speed, slowing down, stopping, starting, or changing direction.
pg. 63
Descibes the force pair between two objects.
What is Newton's third law?
pg. 75
True or False
An object's weight is not proportional to its mass.
What is false?
pg. 48
The SI unit for force.
What is the newton?
pg. 46
Explains the motion of a crash dummy test in a crashing car.
What is inertia?
pg. 58
Any motion in which an object is moving along a curved path.
What is circular motion?
pg. 66
p=m x v
What is Momentum Equation?
pg. 73
Examples of lubricants.
What is water, oil, soap?
pg.50
From Latin fortis, means "strong".
What is force?
pg. 45
You need to identify the forces acting on an object.
What is to understand the motion of an object?
pg. 54
From Latin centripetus, means "toward the center".
What is centripetal?
pg. 66
The force a girl applies to a boat and the force to boat applies to the girl when she jumps off the boat.
What is force pair?
pg.71
All objects are attracted to each other by a gravitational force.
What is the Law of Universal Gravitation?
pg. 47
Can be shown to show forces and the length shows the strength of the force.
What is arrows?
pg. 46
Two forces acting on an object in opposite directions are the same strength.
What is balanced forces?
pg. 56
Cause an object to speed up, slow down, or change direction.
What is unbalanced forces?
pg. 67
The total momentum of a group of objects stays the same unless outside forces act on an object.
What is the law of conservation of momentum?
pg. 74