An orange is tossed upward at 21m/s. what is the velocity of the orange 3.5s later. what is the height of the orange at this time. is the orange still traveling up or is it traveling down.

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?