The initial vertical component of the velocity is 15.3 m/s and the angle of the water is 55 degrees. What is the magnitude of the vector?

The answer is 18.7 m/s but how did they get this?

How do you connect 1 ohm, 2 ohm and 3 ohm resistors to getan equivalent resistance of 5/6 ohm.

What happens to beaches over time? A.) Beaches undergo little change-any sand the is eroded is added back by rivers that flow nearby. B.) Beaches undergo little change since any buildup of landforms will be broken apart by the waves. C.

Two planets p1 and p2 orbit around a star s in circular orbits with speeds v1 = 44.0 km/s, and v2 = 56.2 km/s respectively. (a) if the period of the first planet p1 is 700 years what is the mass, in kg, of the star it orbits around? kg

What storm causes flash floods? Tornado Thunderstorm Hurricane

If the fan blades rattle while the fan is turning, you can stop the noise by A. oiling the blades. B. adjusting the blade angles and the blade tip position. C. cleaning the blade surfaces. D. tightening the motor end bells and motor mounts.

Identify the scenario below as to whether they increase, decrease, or not change the frequency in which a string vibrates and thus change its pitch. Assume that no other changes are happening. 1. Tightening a string for greater tension 2.

Explain what each of the following scientists contribute to the atomic theory

A fully charged parallel-plate capacitor remains connected to a battery while a dielectric is slid between the plates. Do the following quantities increase, decrease, or stay the same? Select one or more: a. delta V increases b.

Energy is observed in two basic forms: potential and kinetic. Which of the following correctly matches these forms with a source of energy? a. the heat released from a living organism: potential energy b.

What should you do when operating a boat in large waves and high wind?