separating mixtures Quiz

Question Number 1 when is sorting used? A. sorting is used when 1 or more types of matter are in fairly large pieces B. sorting is used when 1 or more types of matter are in fairly small pieces C. sorting is used when 2 or more types of matter are in fairly large pieces D. sorting is used when 2 or more types of matter are in medium pieces Question Number 2 what is the definition of sorting? A. physically separating large pieces of a mechanical mixture so that similar pieces are together B. physically separating small pieces of a mechanical mixture so that similar pieces are attracted to each other C. physically separating large pieces of a mechanical mixture so that similar pieces are far apart D. physically separating large pieces of a mechanical mixture so that different pieces are apart Question Number 3 what is the difference between floating and settling? A. floating sinks to the bottom of the container and settling rises to the top B. floating floats to the top and settling sinks to the bottom of the container C. floating turns into gas and settling turns into a solid D. all of the above Question Number 4 what are complex mixtures? A. complex mixtures are mechanical mixtures that includes solids,liquids and gases B. complex mixtures are mechanical mixtures that includes sweat,urine and tears C. complex mixtures are mechanical mixtures that are complexed D. complex mixtures are mechanical mixtures that include soloutions E. none of the above Question Number 5 what is an example of a complex mixture? A. sweat B. urine C. plasma D. white cells E. red cells F. blood Question Number 6 mechanical mixtures can be separated into their components such as: A. sorting,floating,settling,attracting with a magnet,seiving B. settling,floating,sieving,magnet,condensation,floating C. evaporation and distillation D. settling and floating E. settling,floating,sieving,filtration,sorting,magnet, Question Number 7 separating waste mixtures into their components: A. protects the environment from toxins and allows valuable components to be reused B. protects the biosphere from poisons and recycles bottels C. protects the human life from poisons D. doesn't release toxic gas in the air E. all of the above Question Number 8 what kinds of metals are attracted to magnets? A. silver,copper,aluminum,iron,and steel B. iron and steel C. aluminum and iron D. iron,silver and copper E. tin and copper Question Number 9 what is the difference between sieving and filtration? A. sieving separates a mechanical mixture has solid and gas parts and filtration is used to remove tiny pieces of solids from a liquid or a gas B. sieving separates a mechanical mixture has solid and solid parts and filtration is used to remove tiny pieces of solids from a liquid or a gas C. sieving separates a mechanical mixtures has solid and liquid and gas parts and filtration is used to remove large pieces of solids from a liquid or a gas D. sieving and filtration are exactly the same E. none of the above