M602 Review QuestionsM602 Review Questions

Unit 2Unit 2

1. What do we call the 1. What do we call the energy that arises from the energy that arises from the forces which bind the atoms forces which bind the atoms

together in a molecule?together in a molecule?

Chemical energy.Chemical energy.

2. What do we call a machine 2. What do we call a machine which consists of many which consists of many

related parts.related parts.

A complex machine.A complex machine.

3. What do we call the action 3. What do we call the action to push or squeeze something to push or squeeze something together or make something together or make something

more compact?more compact?

Compress.Compress.

4. What do we call a reduction 4. What do we call a reduction in size?in size?

Contraction.Contraction.

5. What do we call it when 5. What do we call it when we twist something out of we twist something out of shape by applying torque?shape by applying torque?

To distort.To distort.

6. What do we call material 6. What do we call material that can change shape and that can change shape and size and return to its original size and return to its original

shape and size?shape and size?

Elastic.Elastic.

7. What do we call it to put 7. What do we call it to put force on or against an object?force on or against an object?

To exert.To exert.

8. What do we call it to 8. What do we call it to increase in size, scope, or increase in size, scope, or volume due to molecular volume due to molecular

expansion?expansion?

To expand.To expand.

9. What do we call any 9. What do we call any substance that can flow?substance that can flow?

A fluid.A fluid.

10. What do we call a substance 10. What do we call a substance with an indefinite shape and with an indefinite shape and

indefinite volume?indefinite volume?

A gas.A gas.

11. What do we call the kinetic 11. What do we call the kinetic energy that results from energy that results from

molecular motion which can molecular motion which can be transferred from on be transferred from on material to another?material to another?

Heat.Heat.

12. What law is it that states 12. What law is it that states that the distortion of any that the distortion of any elastic body is directly elastic body is directly

proportional to the distorting proportional to the distorting force applied to it?force applied to it?

Hooke’s Law.Hooke’s Law.

13. What do we call a 13. What do we call a substance that has an substance that has an

indefinite shape but a definite indefinite shape but a definite volume?volume?

A liquid.A liquid.

14. What do we call the 14. What do we call the energy that expresses itself in energy that expresses itself in mechanical movement or the mechanical movement or the physical production of work physical production of work

and is a combination of kinetic and is a combination of kinetic and potential energy?and potential energy?

Mechanical energy.Mechanical energy.

15. What word pertains to the 15. What word pertains to the smallest particle of an element smallest particle of an element or compound that can exist in or compound that can exist in the free state and still retain the free state and still retain

the characteristics of the the characteristics of the substance?substance?

Molecular.Molecular.

16. What do we call the 16. What do we call the standard of measurement for standard of measurement for the work equivalent to foot-the work equivalent to foot-

pounds?pounds?

Newton-meters.Newton-meters.

17. What do we call the 17. What do we call the standard of measurement of standard of measurement of

force?force?

Pounds.Pounds.

18. What do we call a device 18. What do we call a device which transmits the which transmits the

application of force into useful application of force into useful work?work?

A simple machine.A simple machine.

19. What do we call a 19. What do we call a substance having a definite substance having a definite shape and definite volume?shape and definite volume?

A solid.A solid.

20. What do we call the 20. What do we call the energy that is actually energy that is actually

contained within an object? It contained within an object? It is also called stored energy?is also called stored energy?

Potential energy.Potential energy.

21. What do we call the total 21. What do we call the total energy of an object or the sum energy of an object or the sum

of its kinetic and potential of its kinetic and potential energies?energies?

Thermal energy.Thermal energy.

22. What do we call the 22. What do we call the change of energy from one change of energy from one

form to another?form to another?

The transformation of The transformation of energy.energy.