Although is the most abundant greenhouse gas in the atmosphere, is 30 times more potent as a greenhouse gas and therefore just as worrisome. methane; carbon dioxide carbon dioxide; methane nitrous oxide; carbon dioxide carbon dioxide; nitrous oxide nitrous oxide; methane

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

Newtons second law deals most cosely with

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.