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This quiz consists of 5 multiple choice and 5 short answer questions through Part 2, Harnassing the Elements, Introduction, Floating, Flying and Pressure Power, pp.91-141.
Multiple Choice Questions
1. What are large fins which adjust their tilt to compensate for waves?
(a) Rotaries.
(b) Fans.
(c) Stabilizers.
(d) Screws.
2. What happens when an object is placed in water?
(a) The water molecules push against the object.
(b) The object sinks.
(c) The water is repelled by the electrical force of the object.
(d) The object absorbs the water's atoms.
3. What happens if the edges of the two wheels touch?
(a) The one wheel will wear out faster than the other.
(b) The rotation of one will cause the other to rotate.
(c) The one will stop the other wheel.
(d) Nothing unless they have cams.
4. What happens when molecules are squeezed or stretched beyond the boundaries of their comfortable balance?
(a) The molecules are driven to remain unbalanced.
(b) The molecules dissipate into individual atoms that can be lost or destroyed.
(c) They remain in an uneasy balance.
(d) The molecules are driven to return to that balance.
5. How does floating harness the power obtained by squeezing or stretching molecules?
(a) By squeezing an atom to split the proton and neutron.
(b) Through the form of upthrust.
(c) By gathering the individual electrons that are released.
(d) By energy "floating" through atomic fields and breaking the bonds to release energy.
Short Answer Questions
1. Upon what principle does a pulley work?
2. What is an object's weight divided by its volume?
3. What is the density of salt water compared to fresh water?
4. What happens if the force of upthrust is equal to the weight of an object in water?
5. What is a wheel and rod attacked by a hinge?
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This section contains 349 words (approx. 2 pages at 300 words per page) |
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