Answer:
The one that holds it backward will experience a greater reaction force.
Explanation:
Newtons third law of motion states that in every action there is equal and opposite reaction. The action force of making the water leave the nozzle for the firefighter who holds the hose backwards is greater than that for the fire fighter holding it straight. The water requires a a greater momentum and force to make a u-turn before leaving the nozzle. Hence the reaction force for the hose held backwards is greater
Piston<span> is the part in the combustion engine which moves up and down. Piston is connected in connecting rod which helps to move it.</span>
Spark plugs are used to produce spark.
<span>So the </span>answer is B. Piston
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Answer:
i believe he threw the ball up at about 18 mph
Explanation:
Because the sound vibrations traveled faster through the solid metal and slower through the gassy air.
1.Synovial joint
2. pivot joint
3. Hinge joint