Physics for IGCSE & O level - Forces And Motion (Section 6 - No. 48)
Which is a correct example of how to write a velocity?
10 m/s
+10 m/s (velocity of 10 m/s to the right)
-10 m/s (velocity of 10 m/s to the left)
All of the above.
Giải thích
All options correctly convey a direction-specific velocity.