The Nature of Force
Friction, Gravity, and Elastic Forces
Newton's 1st,2nd,&3rd Laws
Rockets and Satellites
Potpourri
100

The overall force on an object after all the forces are added together

What is the net force?

100

The type of friction wet pavement have

What is fluid friction?

100

A measure of the object's inertia is a measure of an object's ______.

What is mass?

100

During lift-off, the thrust on a rocket is directed _____.

What is upward?

100

The downward force acting on an object in free fall.

What is the force of gravity?

200

Unbalanced forces acting on an object produce a this change 

What is an object's velocity?

200

The type of friction dry pavement have.

What is sliding friction?

200

A person keeps moving forward due to inertia.

What is Newton's 1st Law?

200

The moon is consider this, because it travels around Earth.

What is a satellite?

200

An object that is thrown.

 What is a projectile?

300

kgm/s2 refers to 

What is Newton's 2 law / Force=ma/a Newton?

300
Acts in a direction opposite to an object's direction of motion.

What is friction?

300

The strength of a reaction force is equal to the strength of the action force.

What is Newton's 3rd Law?

300

This is responsible for continuously changing the direction in which a satellite moves. 

What is the force of gravity?

300

When air resistance equals the force of gravity on a falling object the object is at this state.

What is terminal velocity?

400

kgm/s refers to

What is Newton's 3rd law/ p(momentum)=mv?

400

The reason why the force of gravity that is greater between you and the Earth than you and your car.

What is the Earth has more mass?

400

The momentum of an object is in the same direction as its ________.

What is velocity?
400

The thrust of a rocket is greater than the force of gravity.

What is the rocket will move upward?
400

The metric unit that is most often used to describe weight.

What is Newton or kgm/s2?

500

The force that does not change an object's motion.

What is a balanced force?

500

The distance between two objects decreases does this to the gravitational force between them.

What is increase?

500

The reason for momentum of a rollers skater's skate is not conserved 

What is friction on the skates?

500

The force that keeps a satellite in Earth orbit is always directed toward______

What is the center of Earth?

500

Matter is considered this if it returns to its original shape after it is squeeze or stretched.

What is elastic?

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