A rock is dropped from a height of 80 m and is in free fall what is the velocity of as it reaches the ground 4.0 seconds later

What three variable factors determine the force of gravity between any two objects?

How can i quantified the amount of radon in a particular place?

How many neutrons does element X have if it's atomic number is 33 and it's mass number is 93?

A satellite is in orbit around the earth. Which one feels the greater force?

What is the effect of pressure on the volume of a gas?

A question about a moral issue is answered by examining facts rather than opinions. is generally considered a scientific question. cannot be answered with scientific methods. cannot be debated through discussion.

Who is most likely to have a physiological age that is much younger than his or her actual age?

Inflammation happens when the mucous membranes cannot stop a pathogen. True False

If the diameter of the space station is 730 m, how many revolutions per minute are needed for the "artificial gravity" acceleration to be 9.80m/s2?

The act, process or state of the change in place or position oa a body with respect to time and relative to the observer is said to be : - 1. Rest 2. Stationary 3. Motion 4. None of the above