Aforce of 16 n south is applied to an object initially at rest with a mass of 4 kg at the same time a force of 30 n is applied to the east. determine the average velocity of the object during the first 20 seconds.

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?

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?

Frequency of electromagnetic waves that a radio station is assigned. what do you call this type of wave?