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