A) negative B) neutral C) positive
A) Hydrogen B) Aluminum C) Carbon D) Gold
A) physical property B) chemical change C) chemical property D) physical change
A) physical property B) chemical change C) physical change D) chemical property
A) chemical change B) physical property C) physical change D) chemical property
A) burning B) rusting C) evaporating D) solidifying
A) melting of chocolate B) freezing of water C) salting of food D) burning of paper
A) evaporating B) melting C) sublimination D) burning
A) release of heat energy B) change from a liquid to a gas C) change in shape D) dissolving of a solid
A) condensation B) sublimination C) deposition D) vaporization
A) deposition B) sublimination C) condensation D) vaporization
A) carbon B) cells C) metal D) atoms
A) neutron B) element C) electron D) proton
A) chemical property B) chemical change C) physical property D) physical change
A) shape B) form C) state D) density
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) a compound B) an element C) an alloy D) matter with no mass
A) light given off B) a change of state C) heat given off D) color change
A) False B) True
A) chemical property B) physical change C) physical property D) chemical change
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) neutral B) positive C) negative
A) row B) team C) family D) metal
A) positive B) neutral C) negative
A) a proton B) an element C) a compound D) a mixture
A) a compound B) an element C) a mixture D) a proton
A) an atom B) a proton C) a compound D) an element
A) The Noble Gases B) molecules C) elements D) liquids |