A particle, P, is projected at an angle of 45degree to the horizontal at peed and direction of the particle after 3 seconds? Take g=9.81m/s².

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

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points