What was the first synthetic element to be made by colliding nuclei in a particle accelerator?

What causes the formation of ocean currents?

How many atoms of nitrogen are in the chemical formula ni(w on

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers distance