Calculate the total mass of water in kg on earth's surface from the following data: total planetary surface area: 510,066,000 km2, land area of planet: 148,647,000 km2 , assume the average depth of water is: 100.0km and the density of water is 1.00g/ml

(using dimensional analysis)

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

Which volcanic eruption caused the most deaths

Which of the following statements about pesticides and residue is false? a. most conventionally grown produce has detectable levels of pesticides when purchased from the store.b. the us government has determined that small levels of pesticides in produce is safe for humanconsumption.c. organic produce always will be pesticide-free.d. farm workers, children, and pregnant women are at greatest health risk from pesticides. select the best answer from the choices provided.