Flat tires can be repaired by inflating them or patching punctures. Rusting is treated by sanding affected areas and applying oil or paint. Regular maintenance ensures the bicycle remains functional and durable. Class 6 Vocational Education Kaushal Bodh Textbook chapter 3 ...
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Main parts include the frame for support, wheels for movement, pedals for applying force, chains for power transfer and brakes for stopping. Each part works collectively to ensure smooth and safe riding. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...
To make a windmill, assemble cardboard into a box frame, attach a straw as an axle, and add paper blades. Rotate the blades to harness wind energy and simulate a functional windmill. Class 6 NCERT Vocational Education Kaushal Bodh Project 3 ...
Materials: Plastic bottle, flexible straw, bottle caps, chopsticks, balloon, and tape. Steps: Attach chopsticks and bottle caps for wheels. Fix a balloon to a straw, insert it through the bottle, inflate, and release to move. Class 6 NCERT Vocational Education Kaushal ...
A wheel and axle reduce friction and aid movement. To make a rubber band car, attach bottle caps as wheels to chopsticks, connect them to a frame and use a rubber band for propulsion. Class 6 Vocational Education Kaushal Bodh Part ...