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