Question

explain a situation in which you can accelerate even though your speed doesnt change.

Answer 1

Acceleration can change velocity which is a vector. as such it can modify both value and direction.

Answer 2

Going around in circles.

Answer 3

circular motion , or for that matter any situation where the direction of velocity is changed but the magnitude remains constant

Answer 4

^^ In other words, whenever acceleration ⊥ velocity; speed will not change.