Newton's Laws of Motion

Which of Newton's laws if this:

A baseball hit with a bat accelerates more than a bowling ball hit with a bat.

• 1st

• 2nd

• 3rd

• gravity

Tags

NGSS.MS-PS2-2

Which of Newton's Laws is this: A balloon flies forward when air quickly escapes it.

• 1st

• 2nd

• 3rd

• law of gravity

Tags

NGSS.MS-PS2-1

Which of Newton's laws is described here: A book left on the table overnight is there when you return in the morning.

• 1st

• 2nd

• 3rd

• law of gravity

Which of Newton's laws is described here: You run into a friend while skating and you both fall in opposite directions.

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-1

Which of Newton's laws is described here: The bike you are riding hits a hole and stops quickly, but you fly forward.

• 1st

• 2nd

• 3rd

This force opposes the force of gravity when objects fall through the air.

• friction

• gravity

• air resistance

• inertia

What two factors affect gravitational pull?

• mass and distance

• mass and velocity

• velocity and friction

• distance and displacement

Tags

NGSS.MS-PS2-4

What is the acceleration due to gravity on Earth

• 11.6 m/s^2

• 9.8 m/s^2

• 8.6 m/s^2

• 1.2 m/s^2

Ignoring air resistance and friction, what should be observed about two objects that are dropped at the same time?

• The objects should be

• the flatter object falls first

• the heavy object falls first

• Both objects should have the same acceleration

Tags

NGSS.MS-PS2-4

The maximum speed a falling human can reach is 55 m/s (or 118.06 mi/hr.) What is the name for this speed?

• Terminal velocity

• air resistance

• gravity

• friction

Tags

NGSS.MS-PS2-4