Acollection of 55 identical marbles with a mass of 200 grams are poured into a graduated cylinder and found to come up to the 110 cubic centimeter mark. when the pebbles are aded to 150 cubic centimer of water in a second graduated cylinder, the water level rises to the 237 cubic centimeter mark. what is the mass of one marble

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.