Earthquake Magnitude and Intensity (a) Find the magnitude of an earthquake that has an intensity that is 72.1 (that is, the amplitude of the seismograph reading is 72.1 cm). (b) An earthquake was measured to have a magnitude of 5.8 on the Richter scale. Find the intensity of the earthquake.

Q: Peak A has a height of 93 mm and a width at half height of 12 while peak B has a height of 79 and a…

A: Now,

Q: intensity of the earthquake and the reference intensity are related by the formula: R = log (I/Io).…

A:

Q: The intensities I of two earthquakes are compared with the Richter scale magnitudes, M. log (I2/I1)…

A:

Q: Satellite observations of a wave field are made which determine a deep water wavelength of 312 m and…

A: Wavelength in deep water, Wavelength over the continental shelf,

Q: If 200 oak trees are counted on a 2 km x 2 km patch of land, what is the density of maple trees per…

A:

Q: 28. During earthquakes, two types of waves can be created. One is a longitudinal wave form called…

A: we know that  longitudinal wave travel in form of compression and rarefraction shown by arrow C.…

Q: Suppose earthquake A registers two more points on the Richter scale than earthquake B. a. How are…

A: Assume the Richter scale reading of Earthquake B is denoted by MA=X The Richter scale reading of…

Q: Which one of the following statements is true? A dog whistle isn’t loud enough for humans to hear,…

A: 1) A dog whistle is in ultrasonic range (i.e. frequency is higher than 20kHz) as dogs can hear this…

Q: A paint can has 0.776 U.S. gallons of paint. If this paint is used to coat a wall evenly (wall area…

A: Given data, The volume of the paint V=0.776 US Gallons Area A=15.3 m2

Q: On July 13, 1986, the strongest earthquake known to strike San Diego County registered 5.4 on the…

A: The energy released during an earthquake is given by the relation logE=4.4+1.5M M represents the…

Q: that the density of a rock is 2.7 g/cm3 , what is the density of the rock in kg/m3 ?

A: Steps: m = V × ρ = 1 cubic meter × 2.7 gram/cubic centimeter = 1000000 cubic centimeter × 2.7…

Q: he area of a shadow grows at a rate of 1.94 ft2/h. Determine the growth rate of this area in cm/s.…

A:

Q: 29. On February 7, 1812 an earthquake of magnitude 7.4 occurred near New Madrid, Missouri. If an…

A:

Q: Tectonic plates are large segments of the Earth's crust that move slowly. Suppose that one such…

A:

Q: The earth does not have a uniform mass distribution. The core of the earth has a radius of 3490 km…

A: Hai as per our guidelines we are suppose to answer only three sub-parts in a question. Kindly repost…

Q: Analysis of time series data for a given site has yielded an average velocity of 6 m/s. It is…

A: Rayleigh distribution is a continuous probability distribution. It has a shape parameter of 1 and…

Q: What is the volume of a hollow cylinder with radius r, wall thickness d (d<r) and length L? (Hint:…

A:

Q: 7. On your own: A blue whale has a length of 28,578 millimeters. What is the length of a blue whale…

A: Given data The length of the whale is given as l = 28578 mm.   The conversion from mm to m is…

Q: Use the Richter scale r=log 1/i0 to find the intensity of the following earthquakes (let i0=1) a.…

A: Given : Richter scale reads as follows : r = logIIowhere I is the intesity of the earth quake Let us…

Q: The Richter Scale is used for measuring the magnitude of earthquakes. the magnitude of an earthquake…

A: It is required to determine the change in magnitude of an earthquake if its strength is doubled.…

Q: Sailors use the following quadratic function to estimate wave height h, in feet, from wind speed w,…

A: Given Data: The quadratic function of height h and wind speed w is: h=0.02w2 (a) The speed of the…

Q: The magnitude M of an earthquake is given. a. Find the earthquake intensity I in terms of the…

A: Given value--- magnitude of earthquake = 7.3 . We have to find--- a. Find the earthquake…

Q: A recent magnitude 6.0 Earthquake was recorded. Earthquakes represent a release of energy as a…

A: magnitude of earthquake = 6.0

Q: Recall the formula for calculating the magnitude of an earthquake, M = E One earthquake has…

A:

Q: A thin circular sheet has a diameter of 7.00 cm and a thickness of 3.50 mm. Using the published…

A: The thin circular sheet’s volume is calculated as,

Q: You have been given a small rock sample to identify based on its density. Suppose that you use the…

A: M= 330g = 0.33 kg  V= 0.0001m3

Q: You have been given a small rock sample to identify based on its density. Suppose that you use the…

A: Density is a mass of unit volume.  It is the ratio of mass and volume It is measured in kg/m3

Q: Find the intensity of an earthquake with a period of 0.03 and an amplitude of 4,000 micrometers.

A: Given:        Time period of earthquake, T = 0.03 s       Amplitude of the earthquake, A = 4000…

Q: One earthquake has a Richter scale reading of 6.5. Another is one-thousandth as strong. What is its…

A:

Q: An earthquake occurs 6,875 km from a seismograph. The P-waves arrive 11.6 minutes later. How fast is…

A:

Q: Determine the force in member AD, and state if the member is in tension or compression. Determine…

A:

Q: A formula for calculating the magnitude of an earthquake is M = log E Eo that uses the common (base…

A:

Q: tectonic plates are large, slow moving segments are earths crust. suppose the average speed is…

A: Given,  Speed for a tectonic plate = 9.5cm/year We need to calculate,  Speed in km /million year=?