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