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