How does the wavelength of a sound affect the way it moves around corners

What is the name of the test used to determine the relative refractive index between two materials? A) Griess test B) Becke line test C) medullary index D) gas chromatography

Which statement is a description of Charles's law? The temperature and volume of a gas are directly proportional when pressure is constant. The temperature and volume of a gas are inversely proportional when pressure is constant.

Imagine the deep, low sound made by a tuba. Now, what is an example of a sound with a much higher pitch? A) A big dogs growl. B) The rumble of thunder. C) The chime of a doorbell. D) The horn blast from an eighteen wheeler.

What determines how many electrons will leave a piece of metal in the photoelectric effect

In the high jump, the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of a pole. Find the minimum speed must the athlete leave the ground in order to lift his center of mass 1.

If a car is traveling on the highway at a constant velocity, the force that pushes the car forward must be A. greater than the force of friction exerted upon the car. B. less than the force of friction exerted upon the car. C.

Tom stops using a new skin cream for five days to determine if the cream is the cause of a recent rash. What stage of the scientific method is Tom using?

Use your observations to determine qualitatively how the strength of the electric interaction between charged objects depends on the distance between them. Explain your reasoning (this is trickier than it might seem at first).

Far from any other masses, two masses, m1 and m2, are interacting gravitationally. The value for the mass of m1 suddenly doubles. What happens to the value of the gravitational force that mass m2 exerts on mass m1?

Which of the outer planets are most like Earth? How?