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