If you double the pressure on the surface of a can of water, the buoyant force on a stone placed in that water will

a) increase, but not double.
b) decrease, but not by one-half.
c) not change.
d) double.

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?