Hector went to the music store by heading due south at 3 m/s, then turning West and continuing at the same speed for another three blocks. Which of the following is true about Hector's velocity?(1 point)

Question

Responses

Hector's velocity did not change because his speed did not change.
Hector's velocity did not change because his speed did not change.

Hector's velocity did not change because his direction did not change.
Hector's velocity did not change because his direction did not change.

Hector's velocity changed because his direction changed.
Hector's velocity changed because his direction changed.

Hector's velocity changed because his speed changed.
Hector's velocity changed because his speed changed.

Answer 1

The correct response is:

Hector's velocity changed because his direction changed.

Velocity is a vector quantity that includes both speed and direction. Even though Hector maintained the same speed of 3 m/s, the change in direction (from south to west) means that his velocity changed.