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