Based on the law of conservation of energy how many units of energy are entering the system

Answerpersonal distress

Of course it’s correct because you know why if you readi you did not put. any numbers but i understand so your promblem is yes and correct

Some connecting rods have to lubricate the cylinder wall or piston pin. the answer is letter d. graphite coating can be a major  additive to many  coating  systems and things such as connecting rods.  it functions as a refractory, lubricant, thermal conductor, and electrical conductor for a machine or thing to enhance its work.