Light and Lasers

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"Most human beings have an almost infinite capacity for taking things for granted."

Physics

HOW IS FITNESS MEASURED?»
Fitness is the physical condition of an individual. When considered in terms of sports and ...
WHAT IS THE SCALE OF A MAP? »
Maps are made for many purposes. The details that an airline pilot needs to see, for ...
WHAT IS A MAP KEY? »
A map must be as easy to read as possible, which means that symbols and colours can often ...
WHO WAS GERARDUS MERCATOR? »
Gerhard Kremer (1512-94) was called Gerardus Mercator, meaning merchant, because he ...
WHAT IS A MAP PROJECTION? »
Globes can represent the Earth in miniature, with features shown in a true ...

Chemistry

WHAT IS THE SCALE OF A MAP? »
Maps are made for many purposes. The details that an airline pilot needs to see, for ...
WHAT IS A MAP KEY? »
A map must be as easy to read as possible, which means that symbols and colours can often ...
WHO WAS GERARDUS MERCATOR? »
Gerhard Kremer (1512-94) was called Gerardus Mercator, meaning merchant, because he ...
WHAT IS A MAP PROJECTION? »
Globes can represent the Earth in miniature, with features shown in a true ...
HOW ARE MODERN MAPS MADE? »
A map is similar to an aerial view of the Earth. The landscape is shown as though you ...

Biology

What is the symbiotic relationship between remora and sharks?»
In some relationships, one organism ends up deriving all the benefits, and the other is ...
What is the symbiotic relationship between oxpecker and ant?»
Oxpeckers are birds that eat ticks, flies and other insects from cattle and other ...
What kind of relationship would a sea anemone and a clownfish have?»
Clownfish live within the protective tentacles of the sea anemone. In return, the sea ...
What type of symbiotic relationship do the ants and aphids have?»
Some ant species herd aphids in order to have a constant supply of honeydew that the ...
What type of relationship exists between pollinators and plants?»
Insects and animals play a vital role in the pollination of flowering plants. While the ...