In a scientific experiment, facts, figures, and other evidence gathered though observations are called
a: data
b: manipulated variables
c: responding variables
d: laws

Who is better, messi or cristiano, i need this for a chemistry class. asap

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

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?