Which pair of factors affects the force of gravity between objects? direction and distance

mass and distance

mass and shape

shape and time

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

How many atoms of nitrogen are in the chemical formula ni(w on

Which of the choices are parts of an atom? select all that apply. a.) compound b.) electron c.) neutron d.) molecule e.) photon f.) proton g.) element