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Yes
true
True
It is true that periodic table is divided into rows and columns. The rows are called periods and columns are called groups.
Yes!The elements are arranged in horizontal rows and vertical columns to represent what is called the periods on the periodic table.
False, Geologists identified about 3,800 minerals.
true
false.
False. Geological time is divided into eras, periods, and epochs based on changes in Earth's geology and life forms over vast time scales, not centuries. Centuries are units of time representing 100 years within the human calendar system.
No
Yes
By looking at the sedimentary and studying it
false. they have identified many more than 300.
true
true
False. Chemists study the science of substances.
no