What was the rule of the sticks on each atom model

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above