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