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Bert45

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Bert45
When I was a child, about 1956-58 I had a toy scooter. The scooter was unusual in being propelled by a pedal at the front (not the Triang one). The pedal was like the handle on some garden spades and...
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Bert45
All things being equal (which they never are), the volume of a body goes up in proportion to the cube of a linear dimension. The volume of a sphere of radius 2r will be 8 times the volume of a sphere...
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Bert45
I just heard on the news that life expectancy in England has risen to its highest level ever. The newsreader said that a man now aged 65 could now expect to live to 84. What does this mean? Does it...
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Bert45
I had (or have) been a member for a long time. If I didn't come to the site for a month or more, it seemed that I had to sign in (whereas if I had signed in recently, the site seemed to recognise me)....
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Bert45
The title says it all, really. Should I enter the same question is several sections? The scooter was unusual in being propelled by a pedal at the front (not the Triang one). I just want to see one...

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