Friction can also be unhelpful. If you don't lubricate your bike regularly with oil, the friction in the chain and axles increases. Your bike will be noisy and difficult to pedal. When there is a lot of friction between moving parts, energy is lost to the surroundings as heat.riction can also be unhelpful. If you don't lubricate your bike regularly with oil, the friction in the chain and axles increases. Your bike will be noisy and difficult to pedal. When there is a lot of friction between moving parts, energy is lost to the surroundings as heat.
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2. the flesh, as opposed to the spirit: while we are still in the body. 3. (Anatomy) the trunk or torso, not including the limbs, head, or tail. 4. a dead human or animal; corpse. 5. the largest or main part of anything: the body of a vehicle; the body of a plant. 6. a separate or distinct mass of water or land. 7. the main part; majority: the body of public opinion. 8. the central part of a written work: the body of a thesis as opposed to the footnotes.