A) neutral B) positive C) negative
A) Aluminum B) Hydrogen C) Gold D) Carbon
A) chemical property B) physical property C) physical change D) chemical change
A) physical change B) chemical change C) chemical property D) physical property
A) physical property B) chemical property C) physical change D) chemical change
A) burning B) rusting C) solidifying D) evaporating
A) melting of chocolate B) burning of paper C) freezing of water D) salting of food
A) melting B) evaporating C) burning D) sublimination
A) release of heat energy B) dissolving of a solid C) change in shape D) change from a liquid to a gas
A) deposition B) sublimination C) condensation D) vaporization
A) sublimination B) condensation C) vaporization D) deposition
A) carbon B) cells C) metal D) atoms
A) electron B) element C) proton D) neutron
A) chemical change B) physical property C) chemical property D) physical change
A) state B) shape C) form D) density
A) All elements are metallic. B) There are only five known elements. C) Each element contains only one kind of atom. D) Elements are made from mixtures of molecules.
A) a compound B) matter with no mass C) an alloy D) an element
A) color change B) heat given off C) light given off D) a change of state
A) False B) True
A) physical property B) physical change C) chemical property D) chemical 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) False B) True
A) positive B) negative C) neutral
A) metal B) row C) family D) team
A) negative B) positive C) neutral
A) an element B) a compound C) a proton D) a mixture
A) a compound B) a mixture C) an element D) a proton
A) an element B) a compound C) an atom D) a proton
A) liquids B) elements C) The Noble Gases D) molecules |