9/22/2023 0 Comments Define average speed![]() ![]() Every measurement of time involves measuring a change in some physical quantity. TimeĪs discussed earlier, the most fundamental physical quantities are defined by how they are measured. In this section we add definitions of time, velocity, and speed to expand our description of motion. ![]() Questions such as, “How long does a foot race take?” and “What was the runner’s speed?” cannot be answered without an understanding of other concepts. There is more to motion than distance and displacement. The motion of these racing longboarders can be described by their speeds and their velocities.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |