A) positive B) neutral C) negative
A) Gold B) Aluminum C) Carbon D) Hydrogen
A) chemical change B) chemical property C) physical change D) physical property
A) physical property B) chemical property C) chemical change D) physical change
A) physical change B) chemical change C) physical property D) chemical property
A) evaporating B) rusting C) solidifying D) burning
A) freezing of water B) salting of food C) burning of paper D) melting of chocolate
A) evaporating B) burning C) sublimination D) melting
A) change in shape B) release of heat energy C) change from a liquid to a gas D) dissolving of a solid
A) deposition B) condensation C) sublimination D) vaporization
A) deposition B) condensation C) vaporization D) sublimination
A) metal B) atoms C) carbon D) cells
A) neutron B) electron C) proton D) element
A) physical change B) physical property C) chemical property D) chemical change
A) density B) form C) shape D) state
A) All elements are metallic. B) Each element contains only one kind of atom. C) There are only five known elements. D) Elements are made from mixtures of molecules.
A) an alloy B) a compound C) matter with no mass D) an element
A) heat given off B) a change of state C) light given off D) color change
A) True B) False
A) chemical change B) chemical property C) physical change D) physical property
A) always can be reversed B) never will change state C) cannot be reversed easily D) never can be reversed
A) True B) False
A) False B) True
A) negative B) neutral C) positive
A) family B) team C) metal D) row
A) positive B) negative C) neutral
A) a mixture B) a compound C) an element D) a proton
A) a mixture B) an element C) a proton D) a compound
A) a compound B) an atom C) a proton D) an element
A) molecules B) elements C) liquids D) The Noble Gases |