An observer at the origin of his reference frame (o) notes two flashes of light, a and b, spatially separated by 2400m occur along the positive x-axis of his reference frame. the a flash occurs first, followed after 5.0 micro-s by the b flash. a second observer (o') sees the two flashes at the same of the speed of light c)?

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?