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