Newton's Laws, Force, Friction Review

 What is the unit called that measures force?

• Isaac
• Yee
• Newton
• kilogram

  The term inertia means an object's resistance to motion; which of Newton's laws involves inertia?

• first
• second
• third
• fourth

Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?

• first
• second
• third 
• fourth

A(n) __________ is a push or pull.

• newton
• acceleration
• force
• momentum

Pushing  a child on a swing is easier than pushing an adult on the same swing. 

• 1st Law 
• 2nd Law

If you exert a net force of 8 N on a 2-kg object, what will its acceleration be?

• 2 m/s²
• 4 m/s²
• 16 m/s²
• 10 m/s²

What is the force applied to all objects on Earth?

• Earthquakes
• Gravity

____ is the rubbing force that acts against motion between two touching surfaces.

• Acceleration
• Normal force
• Momentum
• Friction

A ____ force is the total force felt by an object.

• sum
• net
• strong
• balanced

When the net force is zero, the forces on an object are balanced. True or false.

• true
• false