11 Physics Math Basics Practice Quiz. Name ________________
Significant digits, rearranging equations and converting units
Perform the calculation and then write your answer in scientific notation with the correct number of significant digits. Underline your final answer please.
a) 20.7 x0.6 b) 14.03-0.5
Convert to base SI units
a) 96 ng b) 4.6a c) 75km/h
Isolate g in each case.
a) F=mg b) t=v/g c) T=2 k ( L/g)1/2
ANSWERS
1. 1 x101 1.35x101 2. a) 9.6 x 10 -11 kg b) 1.5 x 108s c) 21 m/s 3. a) g=F/m b) g=v/t c) g=L 4 k2/T2