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