was an earthquake in South America with magnitude 4.3 that caused only minor damage. How many times more intense was the earth movement in San Francisco earthquake than the South American one?

Q: What is the magnitude in the Richter scale of an earthquake that released 10 joules of energy? (5

A: Direct use the formula of Richter Scale and substitute the given values then simplify.

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. Around the same time…

A:

Q: In 1960, an earthquake with a magnitude of 9 on the Richter scale occurred in Chile. In 1994, an…

A: An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy…

Q: The Lookout Mountain Incline Railway, located in Chattanooga, Tennessee, is 4972 ft long and runs up…

A: Given condition shows a right triangle ∆ABC where AC=4972 ft, θ=17∘ find altitude AB we know,…

Q: The Great Earthquake registered a magnitude of 8.5 on the Richter scale. What was the intensity of…

A:

Q: The diameter d of the Milky Way galaxy is estimated as 100,000 light years. Express d in miles.…

A: Light year is a unit of length which is used to measure astronomical distances.

Q: A car traveling at 42 ft/sec decelerates at a constant 44 feet per second per second. How many feet…

A: Given,A car traveling at 42 ft/sec decelerates at a constant 4 feet per second.i.e., initial…

Q: What is m/DBC ?

A: b is centre of circle ∠DBA=180

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. Around the same time…

A:

Q: The energy (in electron-volts) for a photon with a wavelength 595.1 nm is:

A:

Q: Each side of a square is increasing at a rate of 2 cm/s. At what rate is the area of the square…

A:

Q: If the car is traveling 65 miles per hour, about how many times per second does the wheel rotate?

A: we know that 1 mile=1.609344 kmand car is travelling 65 miles =65×1.609344 km=104.60 kmthat is car…

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. Around the same time…

A:

Q: Everything related Calculate volumes of revolution

A: Solution is given as below:

Q: At what rate did the temperature rise from 6 a.m. to 12 p.m.?

A: Given, Temperature versus Time graph of a spring day We have to find, at what rate did the…

Q: A 7,453 newton car is initially at rest. How much force (in Newton) is required to move the car by…

A:

Q: at (nxlb) mopoh- Find the average miles per houo Over whole loip? where

A: One way distance=7820 miles  Speed while moving down=782mph Speed while returning =7820 mph  We will…

Q: Suppose a cyclist was using a 150-millimeter-diameter chainring and an80-millimeter- diameter…

A: Given: Let, dc  and rc denotes the diameter and radius of Chainring respectively and ds  and  rs…

Q: A 8,511 newton car is initially at rest. How much force (in Newton) is required to move the car by…

A: 2

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. At the same time there…

A: Let, M1 = magnitude of smaller earthquake  = 5.1 M2= magnitude of bigger earthquake  = 7.9 I1 =…

Q: a large gear with 42 rotates at 25 rpm. it turns a small gear with 14 teeth. how fast does the small…

A:

Q: If a plane travels from NAIA to Bagasbas Airport at 500 kph and back along the same route at 300…

A:

Q: If one earthquake has magnitude 6.5 on the Richter scale, what is the magnitude of another quake…

A: If one earthquake has magnitude 6.5 on the Richter scale, then the magnitude of another earthquake…

Q: How much samarium-153 would remain 72 hours after a patient was treated with 2 grams of…

A:

Q: A lighthouse, L, is on an island 8 mi away from the closest point, P, on the beach. If the…

A: Given: A lighthouse rotates clockwise at a constant rate of 17 revolutions/min.

Q: The 2010 Haiti Earthquake had a magnitude of 7.0. The 2011 Japan Earthquake had a magnitude of 9.0.…

A: The formula is M2 - M1 = log{A2 /A1 } M1 = 7 M2 = 9 Hence  9-7=2=log{A2 /A1 }

Q: Your hose fills a s pool is full in 1 ho alone?

A: your hose fills the pool in 3 hours.  Work done in 1 hour =13 Time taken when work together = 1 hour…

Q: A lighthouse, L, is on an island 4 mi away from the closest point, P, on the beach. If the…

A:

Q: Find how much more energy was released by an earthquake of magnitude 6.9 than by an earthquake of…

A: Solution: use formula Log E = 11.8+1.45M

Q: How fast is the tip of her shadow

A:

Q: The fuel efficiency,  in miles per gallon,  of an American- made car is it discrete or continuous?

A: We have to identify type of variable.

Q: What is the magnitude in the Richter scale of an earthquake that released 100 million joules of…

A: It is given that An earthquake that released 100 million joules of energy

Q: If one earthquake is 30 times as intense as another, how much larger is its magnitude on the Richter…

A: I have provided solution in step2.

Q: How long does it take the rock to reach half its maximum height? How long is the rock aloft?

A: Given : velocity of rock thrown vertically upward = 8 m/sec Height, s = 8

Q: How many seconds will elapse between seeing a lightening and hearing the thunder, if the lightening…

A:

Q: how much bacteria is present after 18 minutes?

A:

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. Around the same time…

A:

Q: Two ships travelling from Dumaguete to Cagayan de Oro differ in average speed by 10 kph. The slower…

A:

Q: 4. How many revolutions will a car wheel of diameter 30 in, make over a period of half an hour if…

A:

Q: How many times more intense is an earthquake measuring 6.8 on the Richter scale than one measuring…

A: Answer: 15.84

Q: How many times more intense is an earthquake of magnitude 8.2 than an earthquake of magnitude 7.5?

A:

Q: A motor rotates at 1,627 % revolutions per second. How many revolutions will it make in 13/15 of a…

A: It is given that a motor rotates at 1,627% revolutions per second. So, the number of revolutions per…

Q: What is the intensity level of a lawm mower if the sound has the intensity of 0.00063 W/m^2?

A: Given  Intensity level L = 10 log(I/Io) db I = 0.00063 W/m2 = 63× 10-5 W/m2 Io =  10-12 W/m2

Q: Given that the systolic blood pressure in the right arm is 90 mm Hg, the best systolic blood…

A:

Q: The 1906 San Francisco earthquake had a magnitude of 7.9 on the MMS scale. Around the same time…

A:

Q: If a 250 meters long train is traveling at an average speed of 60 kph, how long it would take that…

A: According to the question, Speed of train 60 kph To convert the speed of train in meter per second,…

Q: If you leave a 100-W light bulb on for a week, how many joules of energy will be consumed?

A:

Q: On the planet Gzyx, a ball dropped from a height of 20 ft hits the ground in 2 s. If a ball is…

A:

Q: At what rate was the snow falling during the second snowfall? 1 inch every 3 hours 5 inches every 2…

A: Consider the given graph. The y axis represent Snow on the ground in inches. The x axis represent…

Q: how much more intense is an earthquake with a magnitude of 5.4 on the ritcher scale than one with a…

A: