What is the total number of atoms in the following formula? cabr2

Astudent is working in a lab to determine how time affects impulse. the student keeps the force the same in each trial but changes the impact time. some data is shown.

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.

Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.