Answer:
Potassium argon dating
Explanation:
Potassium argon dating is a method used in determining the origin of a rock. I is done by comparing the ratio of radioactive argon to radioactive potassium in the rock. This method is used to date rocks that are thousands of million years old.
the assumptions made when using the Potassium argon dating include :
- no argon was left after formation of the rock
- no argon has either entered or escaped the sample since it was formed.
First off, it is largely rural. There are a few medium-sized cities here, but other than that, this is a very rural area. The fact that our overall living standards are high and good is both a pro and a drawback; they are expensive, but most jobs pay well enough (well regulated minimum wages). The politicians, despite their flaws, are generally not outright wicked people who exploit us, and the checks and balances system works. It is one of the safest countries, fairly egalitarian, has no true social hierarchy (compared to most of the rest of the world), and has strong press freedom. Strong worker rights exist, and society as a whole functions well. And of course its spacious and a lot of decent natural sites. Yeah, as another con i can add that it may be hard, unless you have a very outgoing personality to get friends as an adult. Of course it is easier if you are in certain organizations (sports, hobby, religious).
Answer:
Honestly, the only real reason for scientists to put telescopes into orbit is to get around the Earth's atmosphere that way they can get a clearer view of the planets, stars, and galaxies that they are studying.
Answer:
When residents of several Southern California cities were asked to draw maps of their residential areas, middle- and upper-income individuals included more details and area, while lower-income individuals included fewer details and area.