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PBHS SI Advanced

SI Advanced Info

QuestionAnswer
The prefix Mega- means one million
The prefix micro- means 1/1,000,000 (one millionth)
The prefix nano- means 1/1,000,000,000 (one billionth)
The symbol for Mega- is M (capital M)
The symbol for micro- is μ (mui) (sounds like mew)
The symbol for nano- is n (lower case n)
There are ___ grams in a Mg 1 millon
There are ____ nL in 1 L. 1 billion
There ____ μg in 1 g 1 million
A ng is ____ of 1 g 1 billionth
! μs is ____ of 1 s 1 millionth
A L is ____ of 1 ML 1 millionth
The attraction of the molecules/particles of a substance to one another (attraction of the substance to itself) cohesion
Attraction of a substance to a different substance adhesion
A concave meniscus is evidence of a strong ____ force adhesive
A convex meniscus is evidence of a strong ____ force cohesive
A strong adhesion to a cylinder will form a ____ meniscus concave
A liquid that has an overriding cohesive force forms a ____ meniscus in a cylinder convex
Because water not adhesive to plastic, but has only a weak cohesive force, in a plastic cylinder it forms ____ meniscus NO
If water had stronger cohesion, in a plastic cylinder, it would form a ____ meniscus. convex
A Ms would make ____ ks 1000
Created by: gkarlish