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