Rocks discovered on the moon are similar to those found near volcanoes in river beds along the grand canyon

What is the smallest component or the most basic building block of any element ? a. an atom, b.a compound c.gas d.element

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?

Label a-f based on the table using c for concentrated and d for dilute