A) neutral B) negative C) positive
A) Hydrogen B) Carbon C) Gold D) Aluminum
A) physical change B) physical property C) chemical property D) chemical change
A) physical property B) physical change C) chemical property D) chemical change
A) physical property B) chemical change C) chemical property D) physical change
A) solidifying B) rusting C) evaporating D) burning
A) freezing of water B) melting of chocolate C) salting of food D) burning of paper
A) melting B) sublimination C) burning D) evaporating
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) condensation C) sublimination D) vaporization
A) condensation B) sublimination C) vaporization D) deposition
A) carbon B) metal C) atoms D) cells
A) proton B) element C) neutron D) electron
A) physical property B) chemical property C) chemical change D) physical change
A) shape B) state C) form D) density
A) All elements are metallic. B) Each element contains only one kind of atom. 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) color change B) a change of state C) heat given off D) light given off
A) False B) True
A) physical change B) chemical property C) physical property D) chemical change
A) never can be reversed B) cannot be reversed easily C) never will change state D) always can be reversed
A) False B) True
A) True B) False
A) positive B) negative C) neutral
A) row B) team C) family D) metal
A) negative B) neutral C) positive
A) a proton B) an element C) a compound D) a mixture
A) a compound B) a proton C) a mixture D) an element
A) a proton B) an element C) a compound D) an atom
A) liquids B) molecules C) The Noble Gases D) elements |