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This test consists of 15 multiple choice questions and 5 short answer questions.

Multiple Choice Questions

1. What occurs when very small atoms smash together?
(a) Nuclear clarification.
(b) Nuclear fusion.
(c) Nuclear inertia.
(d) Nuclear fission.

2. What is the effort you put in combined with the distance over which the effort is done?
(a) Mendal's law.
(b) Rest.
(c) Gravity.
(d) Work.

3. In flying, what is used to overcome weight from gravity?
(a) Lift created by the nose.
(b) Lift created by the rudder.
(c) Lift created by the airfoil.
(d) Lift created by the tiller.

4. What emits both infrared and light rays?
(a) The moon.
(b) The sun.
(c) A light bulb.
(d) A planet.

5. What is the transfer of heat through infrared rays?
(a) Convection.
(b) Heat cannot transfer through infrared rays.
(c) Thermal radiation.
(d) Transmigration.

6. What are two things a sail can do for a craft?
(a) Propel and repel.
(b) Lift and Slow.
(c) Give pulpulsion and direction.
(d) Propel and stop.

7. What is convection?
(a) When heat increases velocity.
(b) The way a molecule radiates heat.
(c) When heat causes wind.
(d) Heat moving from a liquid or gas molecule to another.

8. How does a zipper operate?
(a) The use of triangular wedges and lower curved wedges.
(b) Just lower curved wedges.
(c) Just using triangular wedges.
(d) It is not a wedge system, but rather a rolling arc system.

9. How does heat travel through heating elements?
(a) In groups of molecules.
(b) Radiation.
(c) Through inertia.
(d) Conduction and convection.

10. How does floating harness the power obtained by squeezing or stretching molecules?
(a) By gathering the individual electrons that are released.
(b) Through the form of upthrust.
(c) By energy "floating" through atomic fields and breaking the bonds to release energy.
(d) By squeezing an atom to split the proton and neutron.

11. What is an absence of substance?
(a) Gravity.
(b) Matter.
(c) A vacuum.
(d) Outer space.

12. What pumps refrigerant out in an air conditioner?
(a) A compressor.
(b) A gear.
(c) A solenoid.
(d) Oscillator.

13. What is a substance that contains only one type of atom?
(a) A quantum.
(b) A cell.
(c) An element.
(d) A molecule.

14. Under normal circumstances, what force(s) does a molecule possess?
(a) The force to overcome inertia.
(b) The force of electron splitting.
(c) An attracting force and a repelling force.
(d) The force of energy times matter.

15. What is the factor which determines an object's ability to float?
(a) Force.
(b) Inertia.
(c) Volume.
(d) Density.

Short Answer Questions

1. What do you have to use in order to accomplish work with half the effort?

2. Upon how many major principles do propellers and rudders work?

3. What are the effects of electricity?

4. What causes sideways movements of a ship?

5. What controls direction on a ship?

(see the answer keys)

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