what does the law of conservation of energy state? explain. please help quickly: ill give u brainliest please!!

Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Sugar is dissolved in water. which is the solute? sugar neither both water