Express the following numbers using scientific notations. i) 0.004 ii) 1/1000 ii

Question

Express the following numbers using scientific notations. i) 0.004 ii) 1/1000 iii) 8265 iv) 988.8 v) 0.0285 viii) 0.000026 Write the following numbers in decimal forms. i) 911 times 10^-7 ii) 888 times 10^8 iii) 100 times 10^0 i) 1.11 times 10^-1 v) 8.20 times 10^2 Convert (using scientific notations) i) 1 kg = ____ mg ii) 1 mu g = ____ g iii) 1 cm = ____ km iv) 1 nm = ____ mm Convert (using scientific notations) i) 456 mm to cm, ii) 178 km to m, iii) 40 m to mu m, iv) 830 cm to mm Convert i) 108 in to feet ii) 180 in to yards iii) 43, 270 ft to miles iv) 4321 ft to yards Convert i) 25800 yd^2 to mi^2 ii) 600 cm^2 to m^2 iii) 400 ft^2 to yd^2 iv) 25 ft^2 to in^2 If 1 m = 100 cm, 1 sq. m = _____ sq. cm (using scientific notation). Convert (using scientific notations) i)470 mu g to kg ii) 580 cg to g Fill up the blanks (based on metric units) i) My pencil has a mass of 17 ______. ii) LATTC is nearly 20 ______ from LAX. iii) A nickel has a mass of 5 ______. iv) 1 bought a 5 _____ bag of potato today. Answer in FPS system i) LATTC is only 10 ______ from my house. ii) My dog has a mass of 25____. iii) I usually drive at 35 _____/hr on city streets. iv) I can walk as fast as 7______/hr.

Explanation / Answer

a)

i) 4*10^-3

ii) 1*10^-3

iii) 8.265*10^3

iv) 9.888*10^2

v) 2.85*10^-2

vi) 2.6*10^-5

b)

i) 0.0000911

ii) 88800000

iii) 100

iv) 0.111

v) 820

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