An aluminum rod and a nickel rod are both 5.00 m long at 20.0°C. The temperature of each is raised to 70.0°C. What is the difference in length between the two rods?

State the right hand rule of the direction of magnetic field in a conductor carrying current

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

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply