SPEAKING Work together to complete these scientific facts using the words in Exercise 11. Use plural forms if necessary. Write the answers in your notebooks. 1 The periodic table, showing all known by Russian chemist Dmitri Mendeleev. moves around the 2 An 3 An ? computer. 4 E = mc² is Einstein's most | Focus 4. Second Edition. Student's Book | 12/101 | Gotowiec

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The periodic table, showing all known elements, was created in 1867 by Russian chemist Dmitri Mendeleev.
An electron moves around the nucleus of an atom.
An algorithm is a set of rules to be followed in

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