Which of the following is best classified as a compound? Physical Science Periodic Table
Sulfur (S2), because it contains two of the same type of atoms
Carbon monoxide (CO), because it contains two different types of atoms
Magnesium (Mg), because it contains a metal and a nonmetal
D Neon (Ne), because it contains only one type of atom

The functioning of an electron transport chain is analogous to a) a slinky toy going down a flight of stairs. b) a canoe going over a waterfall. c) a person climbing a flight of stairs one step at a time. d) a person leaping from the top to the bottom of a flight of stairs in one jump.

In positive numbers less than 1, the zeros between the decimal point and non zero are significant

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.