A) neutral B) positive C) negative
A) Aluminum B) Hydrogen C) Carbon D) Gold
A) physical change B) physical property C) chemical change D) chemical property
A) chemical change B) physical property C) physical change D) chemical property
A) physical change B) physical property C) chemical property D) chemical change
A) rusting B) evaporating C) burning D) solidifying
A) burning of paper B) salting of food C) melting of chocolate D) freezing of water
A) burning B) sublimination C) evaporating D) melting
A) change from a liquid to a gas B) change in shape C) dissolving of a solid D) release of heat energy
A) vaporization B) condensation C) sublimination D) deposition
A) deposition B) sublimination C) condensation D) vaporization
A) carbon B) metal C) cells D) atoms
A) electron B) element C) neutron D) proton
A) chemical change B) chemical property C) physical property D) physical change
A) state B) form C) shape D) density
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 alloy B) an element C) a compound D) matter with no mass
A) color change B) a change of state C) light given off D) heat given off
A) False B) True
A) physical change B) chemical change C) chemical property D) physical property
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) True B) False
A) positive B) neutral C) negative
A) team B) metal C) family D) row
A) neutral B) negative C) positive
A) a mixture B) a proton C) an element D) a compound
A) a compound B) a mixture C) an element D) a proton
A) a proton B) a compound C) an element D) an atom
A) elements B) liquids C) molecules D) The Noble Gases |