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