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