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