1/ which of the following statement is not true ? A matter is anything that has volume and takes up space B molecules are made of two or more chemically bound atoms C theories provide deeper understanding of a law D laws can be used to predict future observations E all of the above are true statements 2/ which of the following represents a heterogeneous mixture ? A a sports drink B an unsaturated solution and salt water C Apple pie D both a and b are correct E both b and c are correct 3/ which of the following is an example of an extensive physical property? A physical state B color C weight D DensityE both c and d