59 minutes
not 30 minutes!
because it doubles
A container being filled at 0.8m3 per second will fill 12513m3 in 15641.25 Seconds or 4 Hours, 19 Minutes, and 58 Seconds.
14
the volume
Nothing
A small piece of feces is mixed with the fecal float solution in a special container. Then the container is filled with solution until it a meniscus forms at the top. Set a coverslip on that and then wait 10 - 15 minutes.
no
lunar eclipsea glass filled with watera container filled with sand
Because Feck you, Goddamn cheating kids.
because the other half is not empty it is filled with gas
A pitcher, or other container filled with liquid.
Only two thirds
It depends on the density of the material. Think of a 20 ft container filled with feathers and another filled with lead. Do you think they will have the same mass?