[ 417 ] Physical Science GED ® TEST SCIENCE FLASH REVIEW • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • What is the measure of how much matter is in an object? How is density described? Assign the following terms to the correct definition: 1. volume A. the measure of how much a substance will dissolve in another substance 2. elasticity B. the measure of how resistant a substance is to shape 3. solubility change when a force is applied 4. hardness C. the ability of a substance to return to its original shape after deforming force is applied 5. viscosity D. the measure of a substance’s resistance to flow E. how much space is occupied by a substance