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