1. State both the primitive and the modern definitions of time. Which do you find the more reasonable?
2. The viscosity is measured as follows. Write each in acceptable form using base units only:
a) 17/9800 Pa • s
b) 32/8741 N • s/m2
c) 61 /34 982 kN • h/mm2
3. Round off 6743.865 to:
a) Six significant digits
b) Five significant digits
c) Four significant digits
d) Three significant digits
e) two significant digits
4. Write the viscosity p = 0.001 Pa • s using newtons and not pascals. Also write the viscosity without using either newtons on pascals.
5. Write the heat flux density 300 W/m2 with the units in the following forms: a) one that includes joules b) one that includes newtons c) one that includes kilograms
6. Write each of the following in a correct form without using any exponents:
a) 12300 Nmkg-1 K-1
b) 109.433 Cs m-1 K-1
c) 0.000433 W s m-3 K-1