Class 6 Science Chapter 9 Measurement of Length and Motion

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Class 6 Science Chapter 9 Measurement of Length and Motion

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Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. SCERT Class 6 Science Textual Question Answer in English Medium are part of All Subject Solutions. Here we have given Class 6 Science Question and Answer, SEBA Science New Texbook Solutions for All Chapters, You can practice these here.

Measurement of Length and Motion

Chapter: 9

PART – II

EXERCISE

1. Match each item in Column Ⅰ with most appropriate units of column ⅠⅠ:

Ans: 

2. Classify the following objects based on the most appropriate measuring instrument: i.e. scale and measuring tape.

(a) Height of a building.

Ans: Measuring tape.

(b) Length of a pencil.

Ans: Scale. 

(c) Length of a paper clip.

Ans: Scale. 

(d) Circumference of the stem of a tree.

Ans: Measuring tape.

(e) Width of an eraser.

Ans: Scale.

(f) Length of football field.

Ans: Measuring tape.

3. True or false?

(a) 1 m = 100 cm.

Ans: True. 

(b) 5000 m = 5 cm.

Ans: False.

(c) 2000 mm = 2 cm.

Ans: False.

(d) Movement of a clock hand is an example of linear motion.

Ans: False.

(e) Motion in a straight line is called as oscillatory motion.

Ans: False.

4. Darken the circle of correct answer.

(i) Which of the following is an example of periodic motion?

(a) A bus moving in the road.

(b) A swing pendulum.

(c) A falling ball.

(d) A walking person.

Ans: (b) A swing pendulum.

(ii) Which of the following is an example of circular motion?

(a) A swing in motion.

(b) A moving train.

(c) A ceiling fan’s blade in motion.

(d) A moving cycle.

Ans: (c) A ceiling fan’s blade in motion.

5. Convert the following.

(a) 250 mm to m.

Ans: 250mm = 250​/1000m = 0.25m.

(b) 7.5 km to m.

Ans: 7.5km = 7.5×1000m = 7500m.

(c) 3 m to cm.

Ans: 3 m = 3×100 cm = 300 cm.

(d) 1.25 m to mm.

Ans: 1.25m = 1.25×1000mm = 1250mm.

6. Distance between your home and school is 2000 m, convert it into kilometer.

Ans: Distance = 2000m.

2000m = 2000/1000​km = 2 km

7. With the help of a thread measure the length of different objects around you, such as pencil, pen, geometry box etc. Express each length in millimeter, centimeter and record your findings in a table.

Ans: 

8. Observe different objects in your classroom and classify them based on their length. Less than 10 cm, between 10 cm and 1 m and more than 1 m. Record your observations in appropriate table.

Ans: 

9. Ask three of your friends to stand against a wall. Mark their height on the wall. Now measure their height and express each measurement in meter and centimeter.

Ans: Height of Friends.

10. Identify different types of motion in your surrounding: linear, circular and oscillatory. Give two examples for of motion.

Ans: 

11. Complete the table by referring to the diagram.

Ans: 

11. (b)  

Ans: 

Parimol

Hi! my Name is Parimal Roy. I have completed my Bachelor’s degree in Philosophy (B.A.) from Silapathar General College. Currently, I am working as an HR Manager at Dev Library. It is a website that provides study materials for students from Class 3 to 12, including SCERT and NCERT notes. It also offers resources for BA, B.Com, B.Sc, and Computer Science, along with postgraduate notes. Besides study materials, the website has novels, eBooks, health and finance articles, biographies, quotes, and more.