Electromagnetic waves are made by vibrating electric charges and can travel through what​

Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s.a. determine jay’s mass.b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)

If a star is moving toward earth, it is

The place where two plates come together is known as a a. transform boundary. b. divergent boundary. c. convergent boundary. d. rift valley.