1) For each of the following quantities, state how many significant figures are

Question

1) For each of the following quantities, state how many significant figures are shown. Or, if the situation is ambiguous, write “ambiguous.”

a) 4325 kg m/s2

b) 4.0000011 V

c) 0.003330 m/s

d) 4000 C

e) 8.900 x 107 A

2) Write each of the following quantities and their uncertainties in “standard format”

a) 7230 ± 670 kg

b) 8.145 ± 0.0622 kg

c) 42,456,123 m ± 36 km

d) 412 cm ± 36 cm

e) 0.00000821567 ± 0.0000005641 m (use scientific notation)

3) Do the following two measurements agree or disagree? Show your work and explain your reasoning.

M1 = 3.01 ± 0.02 kg

M2 = 3.10 ± 0.05 kg

Explanation / Answer

as per chegg guidelines i can answer only 1

1)

a) 4325 kg m/s2---4 significant figures

b) 4.0000011 V---8significant figures

c) 0.003330 m/s---4significant figures

d) 4000 C--1significant figures

e) 8.900 x 107 A--7 significant figures

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