A) positive B) negative C) neutral
A) Gold B) Carbon C) Aluminum D) Hydrogen
A) physical change B) chemical property C) chemical change D) physical property
A) chemical change B) physical change C) physical property D) chemical property
A) physical change B) physical property C) chemical change D) chemical property
A) rusting B) evaporating C) solidifying D) burning
A) burning of paper B) melting of chocolate C) salting of food D) freezing of water
A) melting B) evaporating C) burning D) sublimination
A) change in shape B) change from a liquid to a gas C) release of heat energy D) dissolving of a solid
A) vaporization B) deposition C) sublimination D) condensation
A) vaporization B) deposition C) condensation D) sublimination
A) cells B) atoms C) carbon D) metal
A) proton B) neutron C) element D) electron
A) physical property B) physical change C) chemical change D) chemical property
A) shape B) form C) state D) density
A) Each element contains only one kind of atom. B) Elements are made from mixtures of molecules. C) There are only five known elements. 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) heat given off C) light given off D) color change
A) True B) False
A) physical property B) chemical property C) physical change D) chemical change
A) never can be reversed B) cannot be reversed easily C) never will change state D) always can be reversed
A) False B) True
A) False B) True
A) negative B) neutral C) positive
A) row B) team C) family D) metal
A) negative B) positive C) neutral
A) a mixture B) an element C) a proton D) a compound
A) a compound B) an element C) a mixture D) a proton
A) an atom B) a proton C) a compound D) an element
A) molecules B) elements C) liquids D) The Noble Gases |