What is the difference between map and apply in scheme?

Question

I am trying to learn Scheme and I am having a hard time understanding the difference between map and apply.

As I understand, map a

Answer 1

As the top answer suggested, map

The procedure will be called once for each position of the lists, using as arguments the list of elements at that position

In contrast, apply

(apply function argument-list)

pass arguments in argument-list to function all at once. So function is called only once.