(a) Calculate the momentum of a photon having a wavelength

Conceptual Physics 12
Problem 43E A stone is shown at rest on the ground. (a) The vector shows the weight of the stone. Complete the vector diagram showing another vector that results in zero net force on the stone. (b) What is the conventional name of the vector you have drawn?

Physics: Principles with Applications 6
(II) A 330-kg piano slides 3.6 m down a 28 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (Fig. 6-36). The effective coefficient of kinetic friction is 0.40. Calculate: (a) the force exerted by the man, (b) the work done by the man on the piano, (c) t

Myers' Psychology for AP 2
Alejandro has joined an online dating service in an attempt to meet some new people. He met a woman named Sakura through the website and agreed to go out on a date with her because they have many things in common. Explain how the following concepts could relate to Alejandro and Sakuras date: Self-co

Biology 8
In his work with pneumonia-causing bacteria and mice, Griffith found that a. the protein coat from pathogenic cells was able to transform nonpathogenic cells. b. heat-killed pathogenic cells caused pneumonia. c. some substance from pathogenic cells was transferred to nonpathogenic cells, making them

Elementary Statistics: A Step by Step Approach 8th ed. 8
Internet Visits A U.S. Web Usage Snapshot indicated a monthly average of 36 Internet visits per user from home. A random sample of 24 Internet users yielded a sample mean of 42.1 visits with a standard deviation of 5.3. At the 0.01 level of significance can it be concluded that this differs from the

Campbell Biology 10
Blood returning to the mammalian heart in a pulmonary vein drains first into the a. left atrium. b. right atrium. c. left ventricle. d. right ventricle.

Human Anatomy & Physiology 9
Osteocytes residing in lacunae of osteons of healthy compact bone are located quite a distance from the blood vessels in the central canals, yet they are well nourished. How can this be explained?

Advanced Engineering Mathematics 10
State the Laplace transforms of a few simple functions from memory.