Question

How do we measure mass?
Answer the following questions in short:
Why do we wear clothes?
Why should floors in our house be dry?
What are the different types of fibres?​

Answer 1

Answer:

heat ka liya

because of sublication proce

Answer 2

Answer:

• 1) The basic SI unit of mass is the kilogram (kg). In physics, mass is not the same as weight, even though mass is often determined by measuring the object's weight using a spring scale, rather than balance scale comparing it directly with known masses.
• 3) Most wood flooring manufacturers require the homeowner to keep their floors in a consistent environment because wood responds to temperature and humidity changes. When the air is dry, wood shrinks. When it is moist, wood expands.
• 4) There are two types of fibres – One is natural fibres which are obtained from natural sources e.g. Cotton, silk, wool and other is synthetic fibres which are man-made for example – rayon, nylon, acrylic etc