Calculate the fundamental frequency of a 4 meter organ pipe that is open at both ends. assume that the temperature is 20◦c and the speed of the sound is 344 m/s. answer in units of hz.

Describe the role of consumers in a food web. Are consumers heterotrophs?

Explain the difference between a longitudinal and transverse wave and give examples

The area of the brain involved with comprehension of speech is

What component of a longitudinal sound wave is analogous to a trough of a transverse wave?

A spherical balloon of volume 4.00 x 10 - 3 m contains helium at a pressure of 1.20 x105 Pa. How many moles of helium are in the balloon if the average kinetic energy of the helium atoms is 3.60 x 10-22 J?

Ariana is accelerating her car at 4.6 m/s2. It took her 10 seconds to reach this acceleration. Her starting velocity was 0 m/s. What was her final velocity? A. 0 m/s B. 2.3 m/s C. 4.6 m/s D. 46 m/s

Read the scenario below and answer the question that follows. Molly and Mark are new parents. Their daughter Alvina often cries when she is uncomfortable. Each time Alvina cries, her parents give her a stuffed rabbit.

A 6.0-kg ball is sliding to the right at 25.0m/s and strikes a second ball (15-kg) that is initially at rest head-on. After the collision, the 6-kg ball moves to the left at 12.5m/s. What is velocity of the second ball?

At a certain harbor, the tides cause the ocean surface to rise and fall a distance d (from highest level to lowest level) in simple harmonic motion, with a period of 12.4 h. how long does it take for the water to fall a distance 0.

What is the average speed of an object with a total distance traveled of 45 meters in 50 seconds