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