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