Mr. Hollings determines that he gives away 800$ each month. If he gives away 16% of his budget, how much is his over all budget what’s the proportion

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.

Which of these activities increases the amount of carbon in the atmosphere?