A. Use the half-life of carbon 14 to find the value or the parameter b, and plot the function.
b. If 90 percent of the original carbon 14 remains, estimate how long ago the organism died?
c. Suppose our estimate of b is off by -1 percent. How does this error affect the age estimate?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Which compound contain an iron with a 3+ charge

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction