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