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