# Question

A person weighs 170 lb.

(a) What is his mass in kilo-grams?

(b) Assuming the density of the average human body is about that of water (which is true), estimate his body’s volume in both cubic meters and liters. Explain why the smaller unit of the liter is more appropriate (convenient) for describing a volume of this size.

(a) What is his mass in kilo-grams?

(b) Assuming the density of the average human body is about that of water (which is true), estimate his body’s volume in both cubic meters and liters. Explain why the smaller unit of the liter is more appropriate (convenient) for describing a volume of this size.

## Answer to relevant Questions

If the components of the human circulatory system (arteries, veins, and capillaries) were completely extended and placed end to end, the length would be on the order of 100 000 km. Would the length of the circulatory system ...How many minutes of arc does the Earth rotate in 1 min of time? Round the following numbers to two significant figures: (a) 95.61, (b) 0.00208, (c) 9438, (d) 0.000344 Acorner construction lot has the shape of a right triangle. If the two sides perpendicular to each other are 37 m long and 42.3 m long, what is the length of the hypotenuse? Tony’s Pizza Palace sells a medium 9.0-in. (diameter) pizza for $ 7.95 and a large 12- in. pizza for $ 13.50. Which pizza is the better buy?Post your question

0