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