Why does the light coming from a flashlight appear brighter when it is closer to an object than when it is farther away?

a. It is because the air is absorbing less of the light.

b. It is because the air is absorbing more of the light.

c. It is because the light waves are being refracted.

d. It is because the light waves are appearing at their normal line.

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5

Why are people not able to skip a dive to the deepest part of the ocean