Newton's Law & Simple Machines

How many types of simple machines are there?

• 4

• 10

• 6

• 8

What unit do we use to measure force?

• Joules (j)

• Meters (m)

• Newtons (N)

• Seconds (s)

What is a force?

• A motion

• A push or a pull

• Amount of completed work

• Unit of measurement

What type of force can change an object's inertia?

• Balanced force

• Secondary force

• Unbalanced force

• Initial force

What is Newton's SECOND law of motion?

• F = M x A

• S = D / T

• D = T x S

• T = D/S

For every action there is __________ reaction.

• no

• an equal and opposite

• a secondary

• a forced

What unit do we use to measure work?

• Joules (j)

• Meters (m)

• Watts (w)

• Newtons (N)

Which type of simple machine uses a grooved wheel and a rope?

• Wedge

• Pulley

• Wheel and Axle

• Inclined Plane

A slide is an example of which type of simple machine?

• Wedge

• Inclined Plane

• Pulley

• Lever

An ax is which type of simple machine?

• Lever

• Wedge

• Inclined Plane

• Screw