glacier

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8 08, 2017

American geography and environment – Native Americans

By |2018-04-19T11:28:44-07:00August 8th, 2017|Environment, Native American, North America|0 Comments

North American environment: The north Most of North America was (and is) just not very good for people to live in. That's why not that many people lived in North America before 1500 AD. In the north, it's too cold to support very many people. The winters are too long to grow crops, and there isn't [...]

2 06, 2017

Ice, water, and simple chemistry

By |2019-09-09T06:23:08-07:00June 2nd, 2017|Chemistry|0 Comments

Ice chemistry: Perito Moreno glacier, Argentina (thanks to Argentina's Travel Guide) How water freezes into ice When water gets colder than 32 degrees Fahrenheit or zero degrees Celsius, it freezes into ice. What is water made of? From water to steam More about temperature All our chemistry articles As the water gets colder, [...]