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DO YOU KNOW?

(1) What a pedometer is? (2) How far a busy person walks in a day? (3) How'far down into the ocean a diver in an ordinary diving suit can go? (4) If Big Ben is worked electrically? (5) Why does gas escape? ANSWERS » (1) A pedometer is an instrument which measures paces and the distance walked by human beings. In appearance It rather resembles an ordinary watch, and is either carried in a waistcoat pocket, or else suspended from the clothing in much the same way that ladles’ watches were worn 20 years ago. (2) An Interesting experiment was made not long ago. A. pedometer was attached to the leg of a waitress in a busy restaurant. After nine hours on duty the instrument showed a distance of 21 miles! (3) About 150 feet, owing to the pressure of the water. In the deepest parts of the ocean, the pressure is over five tons to the square inch. (4) No; but an electric motor is employed for winding it up. (5) One of the chief properties of n gas is its expansibility and tendency continually to assume a greatei volume. When a leak in a pipe occurs the gas comes out and spreads far and wide.

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Permanent link to this item

https://paperspast.natlib.govt.nz/newspapers/DOM19310314.2.127.7

Bibliographic details

Dominion, Volume 24, Issue 144, 14 March 1931, Page 21

Word Count
209

DO YOU KNOW? Dominion, Volume 24, Issue 144, 14 March 1931, Page 21

DO YOU KNOW? Dominion, Volume 24, Issue 144, 14 March 1931, Page 21