Define contractarianism, and explain how contractarians seek to justify moral rules. Do you find contractarianism to be an attractive moral theory? Why or why not?

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

When using the scientist method, which step comes last?

A4.0-cm tall light bulb is placed a distance of 32.0 cm from a concave mirror having a focal length of 16.0 cm. determine the image distance