Ineed all the answers for this worksheet

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)

Convection occurs when thermal energy is transferred by the movement of

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency