A washing machine uses 1.8 × 105 watts of power. If it is in use for 2 hours per day (on average), how many kilowatt hours will it use in 30 days? A. 1.1 × 104 kilowatt hours B. 36 kilowatt hours C. 18 kilowatt hours D. 540 kilowatt hours E. 1.1 × 106 kilowatt hours

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.