Class - VII - Science - Worksheet -1 - Measurement - Questions and answers

 WORKSHEET - 1

MEASUREMENT

I. Multiple choice questions

1.  Which measurement System is accepted by almost all the people internationally?

Ans: c. System of international units

2.  A set of physical quantities which cannot be expressed in terms of any other quantities are known as _________.

Ans: d. Fundamental quantities

3. Ramu goes to school every day by walk. The distance between his school and his house is 1850m. How far he walk every day?

Ans: b. 3700m

4. Rani asked her classmate sitha to stand with her back against a wall. Rani makes a mark on the wall exactly above Sitha’s head. Then Rani measured the distance from the floor to this mark on the wall. This reading shows 150cm. What is the height of Sitha?

Ans: c. 1.5m

5. Raju draws a curved line as shown in figure. He wants to measure the length of the curved line, then he uses______of the following equipment.


Ans: b. Divider or thread

6. A meter scale has broken into two pieces. On the first piece, the reading starts at 0cm and comes to end at 54.5c.m. The second, broken piece starts at 54.5 cm and comes to and end at 100 cm. What is the length of the second piece of broken scale?

Ans: Option not given - 45.5c.m

7. Kamala measured the size of blackboard. The length of the black board is 11m and the height is 8 m. the area of the blackboard is _________.

Ans: b. 88 m2

8. Kavith found the area of the circular garden is 154m2.  Find the diameter of the circle.

Ans: b. 14m.

9. The relationship between Mass,Density and Volume are given below, which one is wrong?

Ans: d. Volume = mass/ density

10. Which statement is false?

Ans: d. There are seventeen fundamental physical quantities in SI units.

11. Which is correct?

Statement-1: the amount of space occupied by an object is known as its volume.

Statement-2: Volume = Length X Height

Statement-3: The SI unit of volume is cubic meter or m2.

Ans: a.Statement 1 & 3

12. Which is correct?

  1. Volume of the cube is side X side X side

  2. Volume of the rectangle is length X breadth, height

  3. Volume of the sphere is 4/3 X π X radius

  4. Volume of the cylinder  π X radius 2 X height

Ans: c. I,II, III & IV 

13. Choose the incorrect statement among the following.

Ans: a. The distance between the sun and the earth is constant every day.

14. Find the odd one out

Ans: c. Area

15. Find the odd one out

Ans: d. Amount of substance

16. Which of the following statements is exactly correct?

Ans: a. Measuring the length of a curved line using both a divider and thread or string.

II. Match the following 

17. 

Fundamental quantity

Fundamental Unit

Amount of substance

Mole

Electric Current

Ampere

Luminous Intensity

Candela

Length

Metre

Temperature

Kelvin

Time

Second

Mass

Kilogram


18. Match the area with their regular shape


Regular shape

Area

Rectangle

l X b

Circle

πr2

Square

a2

Triangle

½ b X h


Ans: c

19. Fill the blanks with suitable words.

  1. The maximum volume of liquid that a container can hold is known as the _____________.

Ans: Capacity of the container.

  1. Liquids have volume, but liquids do not possess any definite ______.

Ans: Shape

  1. Heavy objects sink in water and lighter objects______ in water.

Ans: floats

  1. _______ of a substance is defined as the mass of the substance contained in unit volume.

Ans: Density

20. State whether true or false.

  1. The iron block will have more mass than the wooden block of the same size.

Ans:. True

  1. The materials with higher density are called denser and the materials with lower density are called rare.

Ans: True

  1. Different materials have the same densities.

Ans: False

  1. The lightness or heaviness of a body is due to density.

Ans: True


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