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