Exam 3 Review

A large force applied over a short period of time describes what?

• torque

• force

• inertia

• impact

Tags

NGSS.HS-PS2-3

If the coefficient of restitution of an object is closer to 1, its impact will be

• more elastic

• more plastic

• more forceful

• unknown

Impulse can be defined as a product of

• force and velocity

• force and time

• velocity and impact

• acceleration and momentum

Tags

NGSS.HS-PS2-3

Energy of motion defines what?

• potential energy

• kinetic energy

• strain energy

• mechanical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

When two bodies collide head-on and continue to travel collectively in the original direction of motion of one of the bodies, what factor determines the direction of collective motion after the collision?

• relative momenta of the two bodies

• relative mass of the two bodies

• relative acceleration of the two bodies

• relative weight of the two bodies

Tags

NGSS.HS-PS2-2

Which of the following is not an expression of power?

• P= W/change in time

• P= Fd/change in time

• P= Fv

• P= M/v

The product of force and the force's moment arm describes what?

• Impulse

• torque

• momentum

• power

What type of level is this?

• 1st class

• 2nd class

• 3rd class

• 4th class

Tags

NGSS.HS-ETS1-1

NGSS.HS-ETS1-3

Most levers in the human body are

• 1st class

• 2nd class

• 3rd class

• 4th class

The component of muscle force directed parallel to the bone pulling the bone AWAY from the joint center is described as

• the stabilizing component

• the dislocating component

• both the stabilizing and dislocating components

• neither