Answer:
flapper valves.
Explanation:
According to my research on Aircraft Fuel Tanks, I can say that based on the information provided within the question many fuel tanks incorporate flapper valves. Like mentioned in the question these are implemented to prevent fuel from flowing away from the boost pump or tank outlet. This can happen when the aircraft is experiencing high gravity force/pressure.
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Answer:
The correct answer is:
False
Explanation:
According to the information given by the US census bureau, the population of the country will be distributed by the year 2042 as a majority constituted by non-Hispanic white individuals. It is important to take into consideration that this information is mainly based in statistics and presuppositions according to the behavior of the growing population in the last years, nevertheless, it would be impossible to give an exact prediction of the data regarding the distribution of racial and ethnic diversity of the country in the coming future.
We have a representative government which is when US citizens can vote on issues. one most popular being the presidential debate. so the US are useful to our society because they can use their right of power to vote on issues etc.
