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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ९

Define measurement. - Science

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प्रश्न

Define measurement.

व्याख्या
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उत्तर

Measurement is the process of comparison of the given physical quantity with the known standard quantity of the same nature.

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Measurements
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 1: Measurement - Exercise [पृष्ठ १२]

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सामाचीर कलवी Science [English] Class 9 TN Board
पाठ 1 Measurement
Exercise | Q VI. 1. | पृष्ठ १२

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Name the physical quantities which are measured in the given units:-

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Complete the analogy.

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Questions based on Higher Order Thinking Skills:

There are three spheres A, B, and C as shown below.

Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. The density of A is double that of C.

Now answer the following questions.

  1. Find the ratio of masses of spheres A and B.
  2. Find the ratio of volumes of spheres A and B.
  3. Find the ratio of masses of spheres A and C.

Questions based on Higher Order Thinking Skills:

There are three spheres A, B, C as shown below. Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following question.

  1. Find the ratio of masses of spheres A and B.
  2. Find the ratio of volumes of spheres A and B.
  3. Find the ratio of masses of spheres A and C.

Define measurement.


Questions based on Higher Order Thinking Skills:

There are three spheres A, B, C as shown below.
Sphere A and B are made of same material. Sphere C is made of a different material. Spheres A and C have equal radii. The radius of sphere B is half that of A. Density of A is double that of C.

Now answer the following questions.

i. Find the ratio of masses of spheres A and B.
ii. Find the ratio of volumes of spheres A and B.
iii. Find the ratio of masses of spheres A and C. 


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