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Why are maritime polar air masses along the East Coast of the United States usually colder than those along the nation's West Coast? Why are they also less prevalent?
Electric companies supply the area homes with 1 kiolwatt of power for one hour for an average cost of 8.5 cents. A kilowatt-hr equals 3,600,00 J. How do you convert your work to cents in that 8.5 c
Using your assumptions, estimate numerically the amount of time that it would take the heater to heat your water. Give you answer in the box and then explain how you got it.
What are some popular voltage/current/resistance analogies? What are some ways you have learned about (or will learn about) electronics and their applications?
What do you think of Socrates' conclusion that no person knowingly does evil, and therefore, all evil is ignorance? Do you agree or disagree, and why? If you disagree, state why.
A charge of +1.0 nanoC is uniformly distributed along the line connecting the origin and point (x=0.0 m, y=2.0 m). An additional point charge of +1.0 nanoC is placed at (x=2.0 m, y=3.0). What are th
A force of 40.0 N is required to start a 5.0-kg. box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor?
Solve the following problems. You must show all work for full/partial credit. When complete, attach a typed cover sheet and submit to the assignment drop-box.
The peak power of a 6ft. diameter antenna is 10 watts and its duty cycle is 0.250. The wave length is 0.03m/cycle. Find the power density in mw/cm2 at 50 meters from the antenna.
Take a small perturbation to the keplerian potential. V(r)= -Vsub0/r + -deltaV/r^4. Calculate the phase shift over one orbit due to the perturbing potential to lowest non-trivial order in deltaV.
Once the simulation opens, click on ‘Show Both' for Velocity and Acceleration at the top of the page. Now click and drag the red ball around the screen. Make 3 observations about the blue an
Create 3 more distinct scenarios in 1-d including one totally inelastic collision. Make a hypothesis whether or not each will follow conservation of momentum. Collect some data and prove or disprove
A guitar string with a length of 80.0 cm is plucked. The speed of a wave in the string is 400 m/sec. Calculate the frequency of the first, second, and third harmonics.
Research to find equations that would help you find g using a pendulum. Design an experiment and test your design using Moon and Jupiter.
Design experiments to find the best equation for the relationship for initial angle and period. Include a spreadsheet and chart with a trend line from Excel.
A beam of light is incident on a plane mirror at an angle of 35o. If the mirror rotates through a small angle through what angle will the reflected ray rotate?
A beam of light with red and blue components of wavelengths 670 nm and 425 nm, respectively, strikes a slab of fused quartz at an incident angle of 30o.
Include at least four references . At least one of your sources must be obtained from the collection of databases accessible from the Learning Resources Center Web page.
The table below depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups , and the means refer to happiness scores (n = 100).
The title of your presentation is "Water: An Overlooked Essential Nutrient." A law firm has requested that you introduce yourself, explain why you are at the firm.
Draw a ray diagram below for a convex lens with a focal length of 3 cm. Place the object at 5 cm with a height of 1 cm.Is the image real or virtual? Is the image upright or inverted? How does the si
How would the intensity of light vary with distance from the source according to the (a) wave theory, (b) particle (photon) theory? How can these two theories mesh?
A diamond has a mass of 56.6 g and the gold ring it is set in has a mass of 125.6 g. How many carbon atoms are there compared to gold atoms?
Heat flows into an ideal gas at a constant volume. The pressure increases from 1.5 atm to 5.5 atm. Next the gas is compressed at constant pressure from 5.0 L to 2.5 L and goes back to its original
A dab of mud (mass 0.1 kg, and sitting 0.25 m from the center) flies off a horizontal spinning wheel when the wheel takes 1 s to complete one circuit. How large is the friction force between the mud