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