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