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The third law of Newton is known as

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Physics

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Date created

Mar 1, 2020

Cards (17)

Section 1

(17 cards)

The third law of Newton is known as

Front

Action Reaction law

Back

The formula 1/2mv^2 corresponds to

Front

Kinetic Energy

Back

The product of mass and velocity is called?

Front

Linear Momentum

Back

The change of linear momentum of an object due to the action of a force is called?

Front

Impulse

Back

Newton's First Law

Front

An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

Back

If a baseball is thrown upward, it's constant acceleration is?

Front

Constant and pointing downward

Back

During free fall the acceleration of an object is?

Front

Constant and equal to 9.8m/s^2

Back

According to Kepler, a planet moves faster when?

Front

the planet is close to the sun

Back

Three examples of scalar quantities are?

Front

volume, density, speed, energy, mass, and time

Back

Mechanical work is defined as?

Front

Scalar product of force and displacement

Back

The variation of the kinetic energy of an object after the action of the force is equal to

Front

The work done by the force

Back

An object that has kinetic energy must be

Front

moving

Back

When force & displacement are perpendicular vectors then?

Front

The work is zero

Back

According to Kepler, the shape of the orbits of the planets are?

Front

ellipse

Back

Three examples of vector quantities are?

Front

force, velocity, acceleration, displacement, and momentum.

Back

The rate of change of the velocity vector vs time is called?

Front

Acceleration

Back

A ball free falls from a cliff. What is the speed before it hits the ground? m=10kg h=20m g=10m/s^2

Front

vf=20m/s

Back