Science

Force and Pressure


Contact Forces (Muscular Force)


Can you push or lift a book lying on a table without touching it? Can you lift a bucket of water without holding it?object. The contact may also be with the help of a stick or a piece of rope. When we push an object like a school bag or lift a bucket of water, where does the force come from? Tills force Is caused by the action of muscles In our body. The force resulting due to the action of muscles Is known as the muscular force. Animals also make use of muscular force to carry out their physical activities and other tasks. Animals like bullocks, horses, donkeys and camels are used to perform various tasks for us. In performing these tasks they use muscular force.Since muscular force can be applied only when It Is In contact with an object, It Is also called a contact force. Are there other types of contact forces? Let us find out.

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Notes


Force and Pressure - Notes
1. Atmospheric Pressure
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2. Force - A Push or a Pull
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3. Gravitational Force
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4. Electrostatic Force
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5. Contact Forces (Muscular Force)
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6. Pressure
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7. Forces are due to an Interaction
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8. A Force can Change the State of Motion
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