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