Metals, Non-metals, and metaloids
Guards, devices, location/distance, safety aids
it took them 2 cm of metal
white iron is metal
The element calcium is a metal. It turns out that calcium (Ca) is in Group 2 of the periodic table, and all the elements in Group 1 and Group 2 are "true" metals.
Dr. Ramon Gustilo's main contribution was to the classification of open tibial fractures. His system was 3 classes, and class 3 having additional A-C categories
1. Ferrous metal 2. Non-Ferrous metal 3. Alloys
Vertebrates and invertebrates.
2 main categories 1. Internal 2.external
It is not possible to answer as there are many more than 2 categories.
There are 22 Main Categories on WikiAnswers.
IT is separated into two main categories (1) those which process information, such as computer systems, and (2) those which disseminate information, such as telecommunication systems.
metals, metalloids, and non-metalsThese are roughly grouped from left to right on the periodic table. The metals are on the left, the non-metals are on the right, and the metalloids are inbetween. On many student periodic tables there is a dark, staircase-looking line that marks which elements are metalloids.
The main categories of food are:CarbohydratesFatsProteinsVitaminsMinerals
there are 2 categories of twisted pair calbes 1. un-sheilded twisted pair (UTP) 2. Sheilded twisted pair (STP)
There are many types of metal. Copper Aluminium Nickel
The three main categories of fashion are haute couture,ready-to-wear and mass market.
You haven't stated any categories.