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