Physics question--what happens at the beginning of every roller coaster ride? (No obvious/joke answers)

A very long (nearly infinite) wire is made of an insulating material. The wire carries a charge, Q, which is distributed evenly along the entire length of the wire, giving it a uniform linear charge density, lambda.

What will most likely happen if a sound wave moves from the air through a solid? O It will increase in wavelength. O It will decrease in speed. O It will increase in speed. O It will decrease in wavelength.

Does nonmetals contain the noble gases

A commuter train leaves the Metro transit station at precisely 10:00 AM. You intend to board the same train at the next stop in Whistleville, located 14 miles away from the Metro transit station. The average speed of the commuter train is 35 mph.

What is the atomic mass number (A) for the Nobelium that results from the decay of the Volunterium?

A brick with a mass of 20 kg and a weight of 196 N is released on a frictionless plane at an angle of 30°. What is the acceleration of the brick? A. 4.9 m/s2 B. 5.6 m/s2 C. 8.5 m/s2 D. 9.8 m/s2

As light reflects off a mirror the angle between the incident ray and reflected ray of light is 50°. What is the angle of reflection?

In what part of the earth does convection occur?

13.00 cm + 2.56 mm + 0.0047 = cm? Solve problem with correct number of significant digits

What condition is necessary for the sustained flow of water in a pipe?