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