What are the similarities between compounds and mixtures?

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.