Who is the chair of a congressional committee

Every day at coat tech, bill sands down cars and then brian removes the dust. next, loni sprays primer on them, and katie sprays paint and a topcoat on them. finally, lyle dries the cars and polishes them. each person is the best team member at performing the job he or she does. coat tech’s workers have interdependence.

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.

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory