Class 8 Exam > Class 8 Videos > Science Class 8 > Friction
Friction Video Lecture | Science Class 8
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FAQs on Friction Video Lecture - Science Class 8
| 1. What is friction? |  |
Ans. Friction is the force that opposes the motion of an object when it comes into contact with another object.
| 2. How is friction measured? | |
Ans. Friction is typically measured using a device called a friction force sensor, which can quantify the force required to overcome friction between two surfaces.
| 3. What factors affect friction? | |
Ans. Factors that affect friction include the nature of the surfaces in contact, the force pressing the surfaces together, and the presence of any lubricants or contaminants.
| 4. How does friction impact everyday life? | |
Ans. Friction plays a crucial role in everyday activities such as walking, driving, and even holding objects. It helps us grip surfaces and control our movements.
| 5. Can friction be reduced or eliminated? | |
Ans. Friction can be reduced by using lubricants, polishing surfaces, or changing the materials in contact. However, it cannot be completely eliminated due to the fundamental nature of the force.
About this Video
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Nov 23, 2024 Last updated |
Video Description: Friction for Class 8 2024 is part of Science Class 8 preparation.
The notes and questions for Friction have been prepared according to the Class 8 exam syllabus.
Information about Friction covers all important topics for Class 8 2024 Exam.
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Video Lecture & Questions for Friction Video Lecture | Science Class 8 - Class 8 full syllabus preparation | Free video for Class 8 exam to prepare for Science Class 8.
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