Between which types of elements do iconic bonds occur and how do electrons act within the bond?

Using the given data table, calculate the acceleration of the skateboarder. you can use either form of the equation below?

Arock collection comes from which part of earth?

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons