Quick picks on units

Exercise and reference answers

Questions

1. Question

   Units of fundamental quantities are:

   Choices

   1. Base units
   2. Derived units
   3. Odd units

   Correct choice

   Base units

2. Question

   The SI has how many base units:

   Choices

   1. Three
   2. Seven
   3. Eleven

   Correct choice

   Seven

3. Question

   The unit of plane angle is the:

   Choices

   1. Degree
   2. Gradian
   3. Radian

   Correct choice

   Radian

4. Question

   Distances to planets are found by:

   Choices

   1. Parallax
   2. A tape
   3. A chain

   Correct choice

   Parallax

5. Question

   The separation of the two viewing points is the:

   Choices

   1. Radius
   2. Basis
   3. Margin

   Correct choice

   Basis

Instructions

Tap the correct answer before the round moves on.

Explanation