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