A student flips a coin into tge air, its initial velocity is 8.0 m/s. Taking g=10m/square seconds and ignoring aur resistance, calculate (a) the maximum height, h,the coin reachs. (b)the velocity if the coin on returning to his hand. (c) the time that the coin is in the air answer step by step showing all working required​

Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?

Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4

How energy move through ecosystem ?