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