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