Which statement best describes an atom? protons and neutrons grouped in a specific pattern protons and electrons spread around randomly a ball of electrons and neutrons surrounded by protons a group of protons and neutrons that are surrounded by electrons

Ahorizontal wire is tied to supports at each end and vibrates in its second-overtone standing wave. the tension in the wire is 5.00 n, and the node-to-node distance in the standing wave is 6.28 cm. (a) what is the length of the wire? (b) a point at an anti- node of the standing wave on the wire travels from its maximum upward displacement to its maximum downward displacement in 8.40 ms. what is the wire's mass?

A100 kg running back runs at 5m/s into a stationary linebacker. it takes 0.5 for the running back to be completely stopped

Which type of basaltic lava flow has a fairly smooth