Awave has a wavelength of 3.0 m and a wave speed of 12 m/s. what is the frequency of the wave?

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

Jackson is designing a new heater, and he wants to experiment with different thermally conductive materials. which of these materials would be useful in conducting heat?

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?