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