Why are we unable to hear sound in outer space

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

If garbage is left on the street flies in microbes can arise from nothing to feed on it true or false

Many humans consume both plants and animals. these humans are considered to be which of the following? herbivores carnivores omnivores