In the above examples, the only one that is not an example of speed is the option:
"6 miles per hour north". A speed doesn't have a direction added to it. If a statement has a direction added to it, it's velocity, not speed. Speed is a scalar quantity. In other words, it is the rate at which the object covers the distance. Speed does not care about direction. It is also not aware of direction. Velocity, on the other hand, is aware of direction and of speed.
The correct answer is B, high rates of vaccination
Examples of Kinds of Human Environment Interactions
The use of natural resources
Deforestation
Energy resources
Oil and gas drilling
Water resources
Relationships between human activities and the surroundings
Vehicle production
Littering
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Answer: Use your maximum heart rate.
Explanation:
To set your intensity level, you need to use your maximum heart rate, which is determined by subtracting your age froom 220.
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