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