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A scalar, since no direction is specified.

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13y ago

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How fast can you drive on an interstate highway in dense fog?

It is recommended to reduce speed significantly (often below the speed limit) in dense fog on an interstate highway. Visibility can be severely limited, making it unsafe to drive at normal speeds. Always prioritize safety and adjust your speed accordingly.


Why is the speed limit on a highway a unit rate?

The speed limit on a highway is a unit rate because it represents the maximum speed that vehicles should travel in miles per hour. It is a consistent rate that applies to all vehicles on that specific section of the highway. This helps maintain safety and order on the road by ensuring a common understanding of how fast vehicles are expected to travel.


Is air a vector or scalar quantity?

None of the following questions has an answer: -- How much air do you weigh ? -- How many air is it from Chicago to Milwaukee ? -- How much does one air of gasoline cost ? -- How many air do you earn each week on your job ? -- How many air of sleep did you get last night ? -- How much air does it take to run your refrigerator ? -- How many air did Farmer Brown plant in corn this year ? -- What is the acceleration of gravity on Mars, measured in air ? -- How many air is the speed limit in your neighborhood ? It seems that air is not a "quantity" at all.


Which action can limit the transmission of pathogens by animal vector?

One way to limit the transmission of pathogens by animal vectors is to control the vector population through the use of insecticides or environmental modifications. Another approach is to implement public health measures such as using bed nets to protect against mosquito bites or enforcing quarantine measures to prevent the spread of diseases carried by animals. Education about vector-borne diseases and promoting good hygiene practices can also help reduce transmission.


Vector may be resolved into only three components?

A vector may be represented as a combination of as many components as you feel would satisfy you, without limit. Whatever ludicrous quantity you choose, for whatever private reason, a group of that many vectorlets can always be defined that combine to have precisely the magnitude and direction of the original single vector. Even though this fact is worth contemplating for a second or two, it's generally ignored, mainly because it is so useless in the practical sense ... it doesn't make a vector any easier to work with when it is replaced by 347 components, for example. The most useful number of components is: one for each dimension of the space in which the original vector lives. Two components to replace a vector on a flat graph, and three components to replace a vector in our world.