The number of positions is then the power of 10. The power is positive if we move the comma to the left and negative if

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The Number Of Positions Is Then The Power Of 10 The Power Is Positive If We Move The Comma To The Left And Negative If 1 (82.91 KiB) Viewed 29 times

The number of positions is then the power of 10. The power is positive if we move the comma to the left and negative if we move it to the right. Activity 1 Convert the following into scientific notation (a) 200 m [2 x 10ºm] (1) 0,000 035 km (3,5 x 10km) (b) 728 000 000 s (7,3 x 10's] (g) 0,012 m' [1,2 x 102m] (c) 86 000 € 18,6 x 10 9 (h) 0,000,000,000,2 kg [2 x 100kg] (d) 3 628 500 kg (3,6 x 10 kg] (1) 0,000008 000 1 GL 18 x 10 GEJ (e) 8 735 000 000 mm (8,7 x 10 mm) 6) 0,003 27 Ts (3.3 x 10 Ts] The reverse procedure is used to convert back from scientific notation Activity 2 Convert the following to normal notation (a) 3,65 x 108 [365 000 000] (b) 4,63 x 10[4 6307 (c) 2,15 x 109 12 150 000] (d) 7,32 x 10° 17 320 000 000] (e) 6,1 x 102 (6107 (1) 4,3 x 10-9 10,000 043] (g) 7,03 x 107 10,007 03] (h) 2,05 x 10 9 10,000 020 5) (1) 7,08 x 10+ 10,000 708) 6) 3 x 10' [0,000 000 37 1.5 CONVERTING UNITS 1.5.1 Conversion of multiple and sub units Multiple and sub units can easily be converted to standard units by using the power of ten of the prefix. Care however should be taken with mass, since the unit "gram" is not the same as the standard unit the "kilogram". Activity 3 Convert the following units to the unit given in brackets (a) Imm (m) [] x 100 m] (h) 2 x 10* PC (C) [1 x 1080) (b) 70 Gm (m) [7x 1070 m] (i) 70 hm (mm) [7 x 10 mm) () 15 um (m) (1,5 x 10m 0 6 Mg (kg) [6 x 10 kg) (d) 6 Ts (s) [6 x 10's] (k) 100 dB (B) (10 B] (e) 50 ng (g) [5 x 10* g] (1) 21 pF (F) (2,1 x 10" FJ 0 6 000 km (mm) [6 x 10 mm) (m) 0,000 000 002 5 dl (ml) [2,5 x 10'm (g) 101 daPa (mPa) [1,01 x 10 mPa] (n) 7 000 000 cm (km) [7x 10 km] x