One Mark Questions :
1. Give the SI unit of mass and temperature.
2. Identify the type of motion in the following picture and define it.
2. Identify the type of motion in the following picture and define it.
3. What is a light year?
4. What is a parallax error?
5. Give three examples for circular motion.
6. What is the need for measurement?
7. What do you understand by rest ?
8. What is a circulatory motion?
9. Give one word for the following:
a) Length between the shoulder and the middle finger.
b) Length between the tip of the thumb and the little finger when streched.
10. What do you mean by the term ' measurement' ?
11. Who is responsible for maintaining the national standards for all the basic units of India ?
12. How is the thickness of one coin measured?
13. What type of motion do the following undergo?
a) Needle of sewing machine b) Wheel of a sewing machine
14. What is hand-span?
15. How can you measure the diameter of a thread?
16. What does the below pictures indicate? (Pic 10.11 - page 138)
17. What do you mean by length of an object?
18. Identify the type of motion in the following parts of a sewing machine
a) the needle b) the wheel undergoes?
19. Why are hand-span and cubit not used as standard units?
Multiple Choice Questions:
Two Mark Questions:
1. Distinguish between rest and motion.
2. The distance between Sudha's home and her school is 5260m. Express this distance in km.
3. Distinguish between periodic and non-periodic motion.
4. What are standard units and why are they important?
5. Give two examples to explain that a body can show more than one type of motion at the same time.
6. What do you mean by rest?
7. The distance between Rakshay's house and his school is 4250m. Express this distance in Km.
8. What is meant by Periodic Motion? Give example
9. Unscramble the letter to complete the types of motion .
a. Motion of a fan ____________. [uclarcri]
b.Occurance of land slide __________ .[nnodiciorpe]
Three Mark Questions:
1. Explain any three conventional methods to measure length.
2. a) Write any two precautions that we must take while using various instruments for measuring length.
b) Rohan has a piece of cloth that measures 3.5 m. How many smaller pieces can he make of each
measuring 50 cm in length?"
3. Give a brief description of the history of transport.
4. What precautions should be taken while using various instruments for measuring length?
5. What is the need for measurement? What are the Standard Units? Why are they important?
6. How is a metal rim fixed on a wooden wheel?
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