Question 10 1 / 1 pts Which of the following locations would have the lowest average air pressure? Sea level, anywhere on the planet. Dead Sea, Israel, lowest point on Earth's land surface. Summit of Mount Everest, tallest mountain on Earth. Challenger Deep, Mariana Trench, lowest point in the ocean.
Question 11 1 / 1 pts All places at the same ________ have identical angles of sunlight and lengths of daylight.
Question 12 1 / 1 pts The form of oxygen that combines three atoms of oxygen into each molecule is ________.