1. What are the basic units of length, mass, volume, and temperature in the SI system?…
2. The distance between atoms is sometimes given in picometers where 1 pm is equivalent to 1 x 10-12…
4. What units were needed on the number 1.77 to express the density of jet fuel?…
None of these µ 36◦ 3. Both have the same magnitude. 4. n 5. If a is downward, n = 0 .…
6. Complete the following table (use your own mass although you may lie if you wish!).…
Mm (Ans. 6.523 x 10-19) mm3 (Ans. 2.5 x 10-27) km/h (Ans. 1.09 x 106) kg/m2 (Ans. 9.6 x 10-6)…
Scalar quantities- a measurement that has a size or magnitude but no direction. (speed, time, temperature & mass) Velocity and acceleration are NOT scalar quantities.…
b. 83 m = _83000000__ µm c. 41,692 m = _0.000041692__ Mmd. 110 kilometers = _110000__ m = _110000000__ mme. 3.7 hectometers = _370__ m = _37000__cmf. 451,000,000µm = _0.000451__ m = __0.0000451_ dam…
d. all of the possible units of a good or service that can be consumed.…
The size of Earth has been deduced as far back as the fifth century B.C.E. Earth’s mass is derived…
9. We measure distances in our solar system by Astronomical Units (AU). One AU is equal to the distance between the sun and the Earth, which is about 150 million km (93 million miles).…
9. Which one of the three representations for signed integers is used most often by digital computer systems?…
* To multiply and divide numbers in scientific notation, just multiply or divide the coefficients, multiply the powers of ten (by the law of exponents), combine and change back into…
Dimensional analysis is the method used to convert from ‘English to Metric’ or from ‘Metric to Metric’.…
MATTER ....................................................................................... 1-1 1.1 NATURE OF MATTER.............................................................. 1-1 1.1.1 Si units ................................................................... 1-1 1.1.2 Base Units.............................................................. 1-1 1.1.3 Derived Units ......................................................... 1-2 1.1.4 MATTER AND ENERGY........................................ 1-3 CHEMICAL NATURE OF MATTER ........................................................ 1-3 1.2.1 Molecules ............................................................... 1-4 1.2.2 Physical Nature of Matter ....................................... 1-5 1.3 STATES ................................................................................ 1-5 1.3.1 Solid ....................................................................... 1-5 1.3.2 Liquid ..................................................................... 1-6 1.3.3 Gas ........................................................................ 1-6 MECHANICS ................................................................................ 2-1 2.1 FORCES, MOMENTS AND COUPLES ......................................... 2-1 2.1.1 Scalar and Vector Quantities ................................. 2-1 2.1.2 Triangle of Forces .................................................. 2-2 2.1.3 Graphical Method................................................... 2-2 2.1.4 Polygon of Forces .................................................. 2-3 2.1.5 Coplanar Forces .................................................... 2-3 2.1.6 Effect of an Applied Force ...................................... 2-4 2.1.7 Equilibriums ........................................................... 2-4 2.1.8 Resolution of Forces .............................................. 2-4 2.1.9 Graphical…