Answer: During the action there was equal and opposite force.
Explanation: since the force exerted by Henry is equal to the resisting force of the beam it won't move.
<span>1.The treatment whereby waste materials are separated from the blood by a machine is called dialysis. It </span><span>is a treatment that filters and purifies the blood using a machine</span><span>
</span><span>2.A patient's lab report has the abbreviations HDL and LDL, suggesting that he has recently undergone lipid tests. HDL stands for </span>high-density lipoprotein, while LDL stands for low-density lipoprotein<span> (</span>LDL).
Scientist study index fossils so they will get an understanding of what life was like back then.
