an object floats in a beaker as shown. assuming that the graduated cylinder was empty when the object was placed in the beaker and that the beaker was full to the level of the spout, what must be true?

How often do neap tides occur? a. about once a month b. about twice a month c. about once a year d. about twice a year

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Ineed so much with both of these tot