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