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