DefinePK

Description

Forces and machines in Urdu.
In this video you learn Friction is the force that opposes motion between two objects that are in contact. Friction plays an important role in our everyday lives, as it helps us to walk, run, and drive. It also helps to keep objects from sliding or slipping.
Here's a simple explanation of friction for kids:
Friction is caused by the roughness or unevenness of the surfaces of two objects that are touching. When two objects rub against each other, the roughness of the surfaces creates friction, which slows down or stops the motion of the objects. The amount of friction depends on the types of surfaces and the force with which they are pressed together.
Friction can be useful or harmful, depending on the situation. For example, friction helps to keep us from slipping and falling, but it also creates resistance that makes it harder to move objects. To reduce friction, we can use lubricants, such as oil or grease, to smooth out the roughness of the surfaces.
By learning about friction, kids can develop a deeper understanding of basic scientific concepts and how they impact our lives. They can learn about friction through hands-on activities, interactive experiments, and visual aids.
It is important to note that while friction is a fundamental scientific concept, it is often taught in different ways and at different times in the science curriculum, depending on the grade level and local educational standards.
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