Search

14 Oct 2020: thickness of the Pb sheet:. 𝐴𝑐𝑢𝑟𝑟𝑒𝑛𝑡 = 20 𝑚𝑚 (1.5 106 𝑚𝑚) = 3 108 𝑚.

19 Nov 2020: Cells, the objects that life scientists are mostly inter-ested in, are generally about 10-20 µm in size for eukaryotes, while prokaryotic cellstend to be about 1 µm.

10 Sep 2020: Exercises. Question 1:. With a 5 second time limit, try to estimate the following:. 1 2 3 4 5 6 7 8. Would your answer be any different if you tried to estimate the following? 8 7 6 5 4 3 2 1. In each case, are your answers above or below the

2 Oct 2020: 11:00-12:45 and 21:22-25:20) in your opinion? b) Here is an article (in English) to see how a journalist explains why this is one of his

1 Oct 2020: carrying capacity (e.g. a patch of land can support 20 cows or one field can feed 10 people).

10 Sep 2020: into nuclei 10-20 μm in diameter. If we were to scale the nucleus up to the size of a tennis.