Forces and Motion

Which Law of Motion states: An object at rest will stay at rest and an object in motion will stay in motion until acted on by an outside force?

• Newton's First Law of Motion
• Newton's Second Law of Motion
• Newton's Third Law of Motion

Which of the following is a unit used to measure force?

• grams/milliter
• meters/second
• hertz
• Netwons

Tags

NGSS.MS-PS2-1

Balanced forces acting on an object

• never change the object's motion
• always change the object's motion
• sometimes change the object's motion
• are NOT related to motion

Tags

NGSS.MS-PS2-2

A crash test dummy's movement is best explained by which of Newton's laws?

• 1st law
• 2nd law
• 3rd law

Tags

NGSS.MS-PS2-2

The statement "for every action, there is an equal but opposite reaction" is a statement of ____.

• the law of conservation of momentum
• Newton's first law
• Newton's second law
• Newton's third law

Tags

NGSS.MS-PS2-1

Which of the following terms means a force between an object and the surface it is moving over

• collison
• friction
• speed
• force
• velocity

Which of the following terms means how fast an object is moving in a particular direction?

• collison
• friction
• speed
• force
• velocity

Tags

NGSS.MS-PS3-1

Which of Newton ´ s Laws of Motion are illustrated in the following scenario? When the force on a car is doubled, the acceleration is doubled.

• First Law of Motion
• Second Law of Motion
• Third Law of Motion

Tags

NGSS.MS-PS2-2

Which of the following terms means the tendency of an object to resist a change in motion is

• momentum
• inertia
• acceleration

If an object is in motion, which of the following statements must be true?

• There are no forces acting on the object.
• There is no friction acting on the object.
• The forces acting on the object are unbalanced.
• The net force acting on the object is zero.

Tags

NGSS.MS-PS2-2