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