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