What happens when you put a galvanized zinc nail in copper solution for an hour? does is rust or turn different color? what is the outcome? what happens after an hour in vinegar?

Can you match these to the correct definition

The law of reflection states that the angle of reflection is equal to the angle of

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