To Non-Java ALLSTAR Network Website

                                                                                                                                                                        JAVA-capable browser required for graphic-based menus (Exploer 3.0 or Netscape 2.0 or greater)

Please let me remind all of you--this material is copyrighted.  Though partially funded by NASA, it is still a private site.  Therefore, before using our materials in any form, electronic or otherwise, you need to ask permission.
There are two ways to browse the site: (1) use the search button above to find specific materials using keywords; or,
(2) go to specific headings like history, principles or careers at specific levels above and click on the button.
Teachers may go directly to the Teachers' Guide from the For Teachers button above or site browse as in (1) and (2).

FAQnewred.gif (906 bytes)           

Section 6.8 - Review Exercise

Choose the BEST answer from the options.

1. is the capacity to do work.

2. If energy is not doing work, it is called .

3. is energy causing movement.

4. Boyle's law states that when the pressure on a gas is increased, the volume will be .

5. If the piston in an engine moves such that the volume of the confined gas is doubled, the pressure of the gas will be .

6. If the piston in an engine moves such that the pressure in the cylinder is increased, the temperature of the gas in the cylinder will .

7. Identify these parts of a reciprocating engine by choosing their names opposite the letter in the figure to the right.


Use the following figure for question 8 - 12:

Choose the BEST answer from the options.

8. Which is the intake stroke?

9. Which diagram should be colored red to show combustion?

10. Place the above strokes in correct sequence.

       A.    B.    C.    D.

11. Which stroke shows the exhaust is burned fuel?

12. In which strokes would Boyle's and Charles' laws be working in reverse?

(Volume larger, pressure lower) & .

13. A propeller that can change its pitch automatically to suit the needs of the engine is called a propeller.

14. A propeller creates lift because, like a wing, it is shaped like a(n) .

15. Feathering a propeller causes it to windmilling.

Place the letter of the option that BEST completes the statement.

16. The type of jet engine that must be moving through the air before it can be started is a

17. In a engine, most of the air entering the engine does not pass through the compressor.

18. The turbine drives a propeller in a engine.

19. In a turbine engine, the air and fuel are mixed together in the

20. In a turboprop engine, the speed of the propeller is slowed down by the

21. The major advantage a turbofan engine has over a turbojet engine is that

22. The compressor blades in a jet engine are turned by the


If you don't have a NASA ALLSTAR ID click here!


ALLSTAR Network I.D.


Send all comments to
1995-2017 ALLSTAR Network. All rights reserved worldwide.

Funded in part by NASA/LTP From
Civil Air Patrol
Educational Materials

Updated: March 12, 2004