A) positive B) neutral C) negative
A) Hydrogen B) Carbon C) Aluminum D) Gold
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) chemical change B) physical property C) chemical property D) physical change
A) rusting B) evaporating C) burning D) solidifying
A) salting of food B) burning of paper C) melting of chocolate D) freezing of water
A) sublimination B) melting C) evaporating 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) vaporization B) condensation C) sublimination D) deposition
A) vaporization B) sublimination C) deposition D) condensation
A) metal B) carbon C) cells D) atoms
A) element B) electron C) neutron D) proton
A) chemical change B) chemical property C) physical change D) physical property
A) state B) shape C) form D) density
A) All elements are metallic. B) Each element contains only one kind of atom. C) There are only five known elements. D) Elements are made from mixtures of molecules.
A) matter with no mass B) an element C) an alloy D) a compound
A) a change of state B) heat given off C) color change D) light given off
A) True B) False
A) chemical change B) chemical property C) physical property D) physical 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) neutral B) negative C) positive
A) team B) family C) row D) metal
A) neutral B) positive C) negative
A) a proton B) a compound C) an element D) a mixture
A) a mixture B) a compound C) a proton D) an element
A) an element B) a compound C) a proton D) an atom
A) liquids B) molecules C) elements D) The Noble Gases |