Newton’s 3 Laws of Motion

An object’s motion will not change unless…

• The forces are balanced

• Acted by an unbalanced force

• There is friction

• It’s asked to change

Tags

NGSS.MS-PS2-2

Acceleration depends on…

• Net force and mass

• Net force and velocity

• Velocity and time

• Mass and acceleration

Tags

NGSS.MS-PS2-2

Which law explains the relationship between net force, acceleration and mass?

• 1st law

• 2nd law

• 3rd law

• 4th law

Tags

NGSS.MS-PS2-2

True or false: An object can be moving and still have balanced forces

• True

• False

True or false: If an object is accelerating, then forces must be unbalanced

• True

• False

Tags

NGSS.MS-PS2-2

A 40kg person dives into the pool. If they accelerate at 9.8 m/s2, with how much force do they hit the water?

• 0.245

• 4.08

• 36.5

• 392

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How has your second week of classes gone?

An object at rest will stay at rest unless acted upon by a ____ force.

Ms. P applies an action force to pick up her bag. What is the reaction pair?

• Her bag pulling on her

• How fast she picks it up

• Gravity pulling the bag down

Tags

NGSS.MS-PS2-1

Newton's 2nd Law says the acceleration of an object depends on its _______ and ______. (Choose two answers)

• force or applied force

• weight

• gravity

• mass

Tags

NGSS.MS-PS2-2