Two birds collide in midair. Before the collision, their combined momentum was 35 kg-m/s to the east. What is their combined momentum after the collision? A. 35 kg-m/s down B. 35 kg-m/s east C. 35 kg•m/s north D. 35 kg•m/s west​

Several processes form metal ore. match each process to its description. volcanic activity weathering hydrothermal energy rocks break down as they interact with air and water. arrowright density differences and other factors cause metals to concentrate in igneous rocks. arrowright seawater heats up from contact with hot rock, and metals dissolve in it. the water rises and contacts cooler water, causing metal ores to settle on the ocean floor. arrowright

What is the radius of the circular path ofa charged particle in a magnetic field?

The energy released by a nuclear fusion reaction is produced when