Forces, Motion and Gravity

Which of the following is formula for finding the velocity of a falling object?

• v = g + t

• v = g - t

• v = g x t

Tags

NGSS.MS-PS2-4

The constant velocity of a falling object when air resistance equals force of gravity?

• free fall

• terminal velocity

• average velocity

Free fall can only occur in a vacuum chamber or in

• outer space.

• our atmosphere.

What to motions are involved with projectile motion?

• horizontal and free fall motions

• vertical and diagonal motions

• vertical and horizontal motions

This force causes things to move in a circular path?

• air resistance

• buoyancy force

• centripetal force

F = m x a

• Newtons 1st Law

• Newtons 2nd Law

• Newtons 3rf Law

Tags

NGSS.MS-PS2-2

An object will stay in motion or at rest until and unbalanced force acts on it.

• Newtons 1st Law

• Newtons 2nd Law

• Newtons 3rd Law

Tags

NGSS.MS-PS2-2

The amount of matter in an object.

• weight

• mass

Tags

NGSS.MS-PS2-4

The tendency of an object to resist motion.

• free fall

• inertia

• terminal

Which of the following has the greatest inertia?

• ping pong ball

• golf ball

• bowling ball

• baseball