What part of the atmosphere is the densest?

It is where the ozone layer is located.

It is an environmental phenomenon caused by natural and anthropogenic air pollution.

It is a greenhouse gas that has had the biggest effect on global warming.

It is the starting point to describe a position of a person or an object.

It is a push and pull.

It makes an object move closer to you.

It makes an object move farther from you.

It is the support force exerted upon an object that is in contact with another stable object.

It is the force exerted by a surface as an object moves across it or makes an effort to move across it.

It is the force that is transmitted through a string, rope, cable, or wire when it is pulled tight by forces acting from opposite ends.

It states that for every force and action, there is an equal and opposite reaction.

It states that a body in motion tends to remain in motion, a body at rest tends to remain at rest unless acted on by an outside force.

It states that the acceleration of an object is dependent upon two variables - the net force acting upon the object and the mass of the object.