5 Written Questions

1. the "best mixed" mixtures.
2. depends on the speed of the object as well as its mass.
3. means temperature/heat
4. the basic unit of matter
5. the answer should match the one with the smallest number of places after the decimal

5 Matching Questions

1. internal energy
2. extensive properties
3. exo
4. potential energy
5. law of conservation of energy

1. a the sum of all kinds of energy inside a substance
2. b some properties of matter like mass, volume, and length depend on the quantity of matter present.
3. c energy an object possesses because of its postion, stored energy, and is depedent on the position or location of something.
4. d exit reaction
5. e the observed fact that in any chemical or physical process, energy is neither created nor destroyed

5 Multiple Choice Questions

1. indefinate shape and volume
   1. phase
   2. gas
   3. exo
   4. mass
2. matter composed of only one kind of atom or molecule
   1. state
   2. precision
   3. compounds
   4. pure substances
3. the degree of exactness or refinement of a measurement
   1. exo
   2. endo
   3. solutions
   4. precision
4. properties that can be observed or measured without changing the compostition of matter
   1. extensive properties
   2. physical properties
   3. intensive properties
   4. chemical properties
5. properties that can be observed only when substances interact with one another
   1. intensive properties
   2. extensive properties
   3. physical properties
   4. chemical properties

5 True/False Questions

1. volume → the amount of space an object occupies

   True        False

2. density formula → d=m/v, m=d v, v=m/d

   True        False

3. endo → exit reaction

   True        False

4. intensive properties → other physical properties like boiling point, melting point, density and texture along with all chemical properties, DO NOT depend on the amount of matter present.

   True        False

5. kinetic energy → the sum of all kinds of energy inside a substance

   True        False