#### Measurement Two Marks Questions

7th Standard EM

Reg.No. :
•
•
•
•
•
•

Science

Time : 00:45:00 Hrs
Total Marks : 30
15 x 2 = 30
1. Give the value of one light year.

2. Write down the formula used to find the volume of a cylinder.

3. Give the formula to find the density of objects.

4. Name the liquid in which an iron ball sinks.

5. What is the density of gold?

6. Find the volume of (Take $\pi$ = 22/7)
i. a cube whose side is 3 cm.
ii. a cylinder whose radius is 3 m and height is 7 m.

7. Write the SI unit of speed

8. What are the types of physical quantity?

9. What is the SI unit of electric charge?

10. How will you determine the volume of a liquid?

11. What are the other units used to measure the volume of liquids?

12. Which one of the following has more volume. Iron block or a wooden block of same mass.

13. Which one of the following has more density. Water or cooking oil.

14. What is the special unit used by astronomers for measuring the distance in deep space?

15. How many fundamental quantities are there is SI units?