Alvin, and others like it, are unmanned, deepsea, robotic submersibles, designed to operate at the greatest ocean depths. It can dive, observe (visually and through various sensors), and sample the deep ocean environments, including living specimens, without endangering human life. These capabilities are extremely valuable in the exploration of our oceans.
Scientists need to be familiar with the layout of the interiors of space vehicles. They can best do this with full scale mock ups in which they can train and familiarise themselves.
a hat.
scientists use algebra becausethey are nerds, they like pears and have pet boomerangs
scientists use algebra becausethey are nerds, they like Pears and have pet boomerangs
-math teachers -scientists like forensic scientists -phsycoligists
Namby-pamby scientists like biologists probably mostly use Celsius, but real scientists use Kelvin.
They use a computer.
Scientists use data tables to record data and information like a database in maths.
To make sure it can go the distance and back
Regular gasoline does not burn nearly fast enough for use in space vehicles.
Diesel used in non road vehicles like tractors and heavy equipment. It is dyed red and is illegal to use in highway vehicles like trucks.
If they did not use rules all their calculations would simply lead to random digits!