A) neutral B) negative C) positive
A) Aluminum B) Hydrogen C) Gold D) Carbon
A) physical change B) physical property C) chemical change D) chemical property
A) chemical property B) physical change C) chemical change D) physical property
A) physical change B) physical property C) chemical change D) chemical property
A) burning B) rusting C) solidifying D) evaporating
A) salting of food B) freezing of water C) melting of chocolate D) burning of paper
A) sublimination B) burning C) evaporating D) melting
A) dissolving of a solid B) change from a liquid to a gas C) release of heat energy D) change in shape
A) condensation B) deposition C) sublimination D) vaporization
A) vaporization B) deposition C) sublimination D) condensation
A) carbon B) atoms C) metal D) cells
A) element B) neutron C) electron D) proton
A) physical property B) physical change C) chemical property D) chemical change
A) state B) form C) density D) shape
A) Elements are made from mixtures of molecules. B) All elements are metallic. C) There are only five known elements. D) Each element contains only one kind of atom.
A) an alloy B) a compound C) an element D) matter with no mass
A) light given off B) a change of state C) heat given off D) color change
A) False B) True
A) physical change B) chemical change C) physical property D) chemical property
A) never will change state B) never can be reversed C) cannot be reversed easily D) always can be reversed
A) False B) True
A) True B) False
A) neutral B) positive C) negative
A) team B) row C) family D) metal
A) negative B) positive C) neutral
A) an element B) a mixture C) a proton D) a compound
A) a compound B) a proton C) a mixture D) an element
A) an atom B) a compound C) a proton D) an element
A) elements B) molecules C) liquids D) The Noble Gases |