Available Answers

1. 1.

   Choose the most appropriate answer.

   1. The magnitude of a physical quantity consists of
      1. a number
      2. a unit
      3. a number and a unit
      4. none of these
   2. The SI unit of area is
      1. m³
      2. m²
      3. m
      4. m⁰
   3. The volume of an irregularly shaped solid can be found by using 
      1. an eureka can and a measuring cylinder
      2. a relative density bottle
      3. a hydrometer
      4. none of these
   4. Density of a substance is the ratio of its
      1. mass and volume
      2. volume and mass
      3. weight and volume
      4. none of these
   5. The perimeter of a field is expressed in
      1. metres
      2. square metres
      3. cubic metres
      4. hectares
   6. The space occupied by matter is called its
      1. mass
      2. weight
      3. area
      4. volume
   7. The distance travelled by a body in unit time is called its
      1. speed
      2. mass
      3. area
      4. volume
2. 2.

   Fill in the blanks.

   1. The SI unit of length is _____________.
   2. The amount of surface occupied by an object is called its ______________.
   3. Area of large pieces of land is measured in ________________.
   4. 1 cm³ is equal to ______________ mL.
   5. Equal volumes of iron and wood have __________________ masses.
   6. We descibe the motion of a body as fast or slow in terms of _______________.
   7. The speeds of fast moving objects such as cards and trains are expressed in ______________.
3. 3.

   Match the following.

   Column A	Column B
   1. length	a. kg/m3
   2. density	b. m
   3. area	c. m/s
   4. volume	d. m2
   5. speed	e. m3

    

4. 4.

   Define Area.

5. 5.

   Define Volume.

6. 6.

   Define Unit Cube.