A beam 6.0m long and weighing 4kg rest on supports p and q placed left and right 1.0 metre from each of the beam. Weights of mass 10kg and 8kg are placed near p and q respectively, on each end of the beam. Calculate the reaction at p and??

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.

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear