Newton's 2nd Law of Motion

© Kesler Science, LLC

Newton’s Second Law or

Law of Force and Acceleration

The acceleration (a) of an object is

dependent upon two variables:

a. the net force (F)
b. the mass of the object (m)

F

m x a

Newton’s Laws of Motion

© Kesler Science, LLC

Newton’s Laws of Motion

Newton’s Second Law (cont.)

•

Acceleration is produced when a
force acts on a mass

•

The greater the mass of the object
being accelerated the greater the
amount of force needed to
accelerate the object

m

F

x a

What does the “a” represent?

Multiple Choice

What was the mass of the bale of hay?

• 300 kg

• 500 kg

• 500 g

• 500 N