Forces Unit Quick Review

The force that opposes the motion of two surfaces sliding past each other is called ___________.

• acceleration
• inertia
• friction
• unbalanced

What is the net force?

• 40 N left
• 0 N Balalnced
• 400 N right
• 40 N right

What is the net force?

• 400 N Up
• 400 N Down
• - 400 N Down
• 800 N Down

In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?

• 50N to the left.
• 350N to the left.
• 350N to the right.
• 50N to the right.

What is the unit of force?

• Kilogram
• Meter
• Pascal
• Newton

What is the net force

• 10 N
• 0 N
• 25 N
• 1 N

What is a friction force that acts on an object but is not moving?

• Centripetal Force
• Sliding Friction
• Electromagnetic Force
• Static Friction

What is a fluid friction acting on an object that is moving through the air?

• Gravity
• Fluid Friction
• Air resistance
• Sliding Friction

What is it called when the force of gravity is acting on an object?

• Weight
• Sliding Friction
• Momentum
• Projectile Motion

What is the attraction between two objects because of their mass?

• Inertia
• Gravity
• Gravitational Force
• Weight