Delacruzchrist19id
Answered

1.what causes the wear and tear of your bicycles tires?
a.conduction
b.combustion
c.friction
d.convection

2.Why is it necessary to apply oil on moving parts?
a. to increase friction
b.to reduce friction
c.to make oxidation rapid
d.to make oxidation slow​

Sagot :

Rigosraylanddaveid

Answer:

no.1 c

no 2b

Explanation:

becuse we need to apply some oil on moving parts becuse we need to

Denizeespiritu03id

Answer:

1. c

2.b.

Explanation:

that's what I answered so I think it is