An 60 kg astronaut throws a 3 kg wrench to the left. The wrench ends up going 10 m/s to the right. Find the velocity of
the astronaut.

What's the waste product of electrons and pyruvate combining in fermentation?  

The small molecule cyclic amp (camp) takes about 0.2 second to diffuse 10 μm, on average, in a cell. suppose that camp is produced near the plasma membrane on one end of the cell; how long will it take for this camp to diffuse through the cytosol and reach the opposite end of a very large cell, on average? assume that the cell is 200 μm in diameter.

Examine the air pressure map. which type of line is shown on the map?