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