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