Answer:
The answer is most likely B, however it could be C. Here is why:
Explanation:
permanent magnets can usually withstand being dropped a couple of times. However, if you drop it enough and with enough force, it is possible to make it loose magnetism. If you do not have this kind of patience, it is more effective (an much more fun) to hit it really hard with a hammer.
When something is magnetized, all of the atoms are facing a different direction. When you drop it/throw it/hit it with enough force, it causes the atoms to spin, so they are not all facing the same way.
Carbon 14 has a half life of 5,730 years. Scientists measure how much carbon 14 the rock has. For objects older than 50,000 years, scientists will test the age of the things surrounding it.
<h2><em>Pros</em></h2><h2>- Oil Has Lots of Use</h2><h2>- Crude Oil Can Be Stored Easily</h2><h2>- The Oil Industry Creates Jobs</h2><h2 /><h2>Cons </h2><h2>- Oil Energy Produces Toxic Gases</h2><h2>- Oil Leaks Are Possible</h2><h2>- Drilling For Oil Is Dangerous</h2>