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