Advertisements
Advertisements
Question
500 gm = ______ kilogram.
Advertisements
Solution
500 gm = 0.5 kilogram.
APPEARS IN
RELATED QUESTIONS
Just as precise measurements are necessary in science, it is equally important to be able to make rough estimates of quantities using rudimentary ideas and common observations. Think of ways by which you can estimate the following (where an estimate is difficult to obtain, try to get an upper bound on the quantity):
the number of strands of hair on your head
Match the following.
| Column A | Column B |
| (1) Length | a. kilogram |
| (2) Mass | b. cubic metre |
| (3) Area | c. metre |
| (4) Volume | d. square metre |
While measuring the length of an object using a ruler, the position of your eye should be
Metre is the unit of ______.
Which line is longer? C or D? Measure each line. How good is your guess?
Arbaz plans to tile his kitchen floor with green square tiles. Each side of the tile is 10 cm. His kitchen is 220 cm in length and 180 cm wide. How many tiles will he need?
There are two beautiful lakes near a village. People come for boating and picnics in both the lakes. The village Panchayat is worried that with the noise of the boats the birds will stop coming. The Panchayat wants motorboats in only one lake. The other lake will be saved for the birds to make their nests.
- Find the area of lake B on the drawing in square cm. What is its actual area in square km?
What is the unit of measurements of very small lengths?
What is the unit of length?
In the parallax formula D = b/θ, what must be true about the angle θ for the calculation to be correct?
