A) neutral B) negative C) positive
A) Aluminum B) Hydrogen C) Gold D) Carbon
A) physical property B) chemical property C) physical change D) chemical change
A) chemical change B) physical property C) physical change D) chemical property
A) chemical property B) chemical change C) physical property D) physical change
A) solidifying B) burning C) rusting D) evaporating
A) salting of food B) freezing of water C) burning of paper D) melting of chocolate
A) evaporating B) melting C) burning D) sublimination
A) release of heat energy B) change in shape C) change from a liquid to a gas D) dissolving of a solid
A) condensation B) vaporization C) sublimination D) deposition
A) sublimination B) vaporization C) deposition D) condensation
A) cells B) carbon C) atoms D) metal
A) element B) electron C) neutron D) proton
A) chemical change B) physical change C) physical property D) chemical property
A) density B) shape C) form D) state
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) a change of state B) heat given off C) color change D) light given off
A) False B) True
A) physical property B) physical change C) chemical property D) chemical change
A) never can be reversed B) cannot be reversed easily C) never will change state D) always can be reversed
A) False B) True
A) False B) True
A) negative B) neutral C) positive
A) family B) team C) metal D) row
A) negative B) positive C) neutral
A) a proton B) an element C) a mixture D) a compound
A) an element B) a mixture C) a proton D) a compound
A) an atom B) an element C) a proton D) a compound
A) liquids B) elements C) The Noble Gases D) molecules |