Advertisements
Advertisements
Question
How is the unit of km2 related to the S.I. unit of area?
Advertisements
Solution
One square kilometer is the area of the square of each side 1 kilometer. Thus,
1 km2 = 1 km × 1 km = 1000 m × 1000 m =106 m2
APPEARS IN
RELATED QUESTIONS
How is the unit of mm2 related to the S.I. unit of area?
State if the following statement is true or false. Correct the statement if it is false.
Area of an object is a fundamental physical quantity.
Which of the following is a derived quantity?
The area of a leaf can be measured using a ______.
Match the following items.
| Column 1 | Column 2 | ||
| 1. | Area | a. | light year |
| 2. | Distance | b. | m3 |
| 3. | Density | c. | m2 |
| 4. | Volume | d. | kg |
| 5. | Mass | e. | kg/m3 |
Match the following items.
| Column 1 | Column 2 | ||
| 1. | Area | a. | g/cm3 |
| 2. | Length | b. | measuring jar |
| 3. | Density | c. | amount of a substance |
| 4. | Volume | d. | rope |
| 5. | Mass | e. | plane figures |
Use the analogy to fill in the blank
Area : m2 :: Volume : ______
One square metre is the area enclosed inside a square of side 2 metre.
Area is a derived quantity as we obtain by multiplying twice of the fundamental physical quantity length.
What is meant by area?
