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