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