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