Why don't satellites in orbit fall to the ground? why don't the fly off into space?

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

What is a view of science and psychology that says the value of knowledge depends on its usefulness? a. pragmatism b. psychotherapy c. physiology

Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air