information processing

Stroop Effect

The following test is a way to evaluate your executive functioning. What is the world is that? Well, it means how good you are at telling your brain what to do, even if it wants to do something else.

Identifying Minerals

A few common minerals.

With nearly 3000 different known minerals, you might think that identifying mineral specimens would be difficult. Actually, it is usually fairly easy. Many of those 3000 minerals are very rare, only found in very limited areas. If you can learn to identify twenty or thirty of the most common minerals, you will be able to identify most of the specimens that you are likely to find.

What is Science?: Objective

Science is an objective, self correcting method for gathering and organizing information about the natural world through repeated observation and experimentation.

Being objective can be one of the hardest parts of science. It means that you have to be willing to set aside what you want to happen, set aside what you expect to happen, and accept the evidence of what really does happen during your testing or observation.