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