Widely used in europe, but controversial in the united states, programs suggest that moderate substance use can be a successful treatment outcome

24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.

What happened in georgia as a result of the supreme court ruling in brown v. board of education? the sibley commission was formed all public schools were desegregated the southern christian leadership was formed the general assembly passed laws to keep schools segregated.

Music the height of a wave or the amount of the wave carries is the amplitude. a. air b. nodes c. speed d. energy