14. How old is a piece of cotton cloth if the half-life of carbon-14 is 5,730 years, and the carbon-14 composition of the cloth is 22 percent that living plants? A. 1.21 * 10^-4 years^-1
B. 1.21 * 10^-4 years
C. 1,813 years
D. 12,517 years

What three things determine the shape and size of a puddle when water is poured out onto a surface

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

Air can be considered a mixture. which statement does not explain why?