The distance d that a spring will stretch varies directly as the force f applied to the spring. If a force of 6 lb is required to stretch the spring 3 in, what force is required to stretch the spring

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?

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

How does the entropy of steam compare to the entropy of ice?