An astronomer takes a spectrum of an object and see dark portions of the spectrum superimposed on a bright continuum. What kind of spectrum is this? a) Emission b) Blackbody c) Absorption d) Emission and Blackbody e) Emission and Absorption

Q: Express the direction 225° clockwise from the-x-axis in the following different ways. For this…

A: it is simple question about direction where +x = east -x = west +y = north -y = north

Q: Use the following information to answer the next two questions A person walks 7.00 blocks West, then…

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Q: SOLVE STEP BY STEP IN DIGITAL FORMAT Two vectors of 6 and 9 units of length form an angle of: a)…

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Q: L&B are shown below. L = 18, & B = 42. Let R = L-B. Determine the components, magnitude, & direction…

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Q: What are (a) the x component and (b) the y component of a vector in the xy plane if its direction is…

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Q: Explain how to solve difference equations using the iterative method.

A: Iterative fomula yn+1(x) = y0 + ∫x0xf(t,y0)dt.........................(1)

Q: Using the analytical method add the vectors below A= 2.5 N,40 degress find the x and y component…

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Q: Hi, I need to find out what the direction and angle of a vector would look like on a graph if it had…

A: The graph of force vector having a magnitude of 114.2N and having an inverse tangent angle of 52˚ is…

Q: What value of gives the maximum distance from the launch point to the landing point? Express your…

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Q: The Harrington family belongs to a yacht club. On Saturdays they take their sailboat out in the bay.…

A: Kinematics.

Q: A plane leaves Seattle, flies 82.0 mi at 18.0° north of east, and then changes direction to 51.0°…

A: +x is East direction, +y is North direction and -y is south direction

Q: For all calculations use actual measured distances to the nearest tenth of a centimeter. Assume the…

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Q: Heading A boat is crossing a river that runs due north. The heading of the boat (the direction the…

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Q: QI: Convert to SI units, using any convenient prefix like u, m, c, k, M, G, etc. Show how you did…

A: Solution: SI unit system is made up of seven units. To measure time, seconds is applicable. To…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: Given :Function, g = a - bzWhere,a = 9.807 m/s2b = 3.32 x 10-6 s-2z - is the elevation above sea…

Q: A Red Cross helicopter takes off from headquarters and flies 70 km in the direction 240° from North.…

A: Displacement 1, d1=70km, 240o from north Displacement 2, d2=115km, 305o from north

Q: A dog runs 19 m north, and then runs 26 m west. Ilı

A: Given:Dog runs d1=19 m in north and then runs d2=26 m in west direction. Find: In which direction…

Q: A student bikes to school by traveling first dN = 0.900 miles north, then dw = 0.400 miles west, and…

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Q: Question 3 Find the distance of the resultant from A.0 120N A 1m 60° 2m Add your answer 100N 150N 3m…

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Q: Add the following two vectors if Keep a few digits. A= 15 a= 20 degrees B=11N b= 40 degrees B. C= at…

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Q: In the diagram below , Vector E has a magnitude of 7.00 cm , and vector D has a magnitude 9.00 cm.

A: Given E=7 cm D=9cm

Q: 2) Find the components of the given vector. 224 E-30 m Given

A: Required To find the components of the given vector.

Q: Use trigonometry to solve for resultant displacement lily runs 100 m east than 75 m south to evade…

A: Displacement:) It is the smallest distance between two points.

Q: 1) Find resultant and angle of direction using tail to tip. Use ruler and protractor and Create your…

A: In scale 1 cm=6.67 kmOA=6.6 cmOB=3.9 cmusing tail to tip, phase OA and OBthe resultant becomes OC…

Q: The position of a particle moving along the x axis may be determined from the expression x(t) = b +…

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Q: PRALILE ANOTHER A dog searching for a bone walks 2.70 m south, then 8.20 m at an angle 30.0 north of…

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Q: 38. Suppose you walk 18.0 m straight west and then 25.0 m straight north. How far are you from your…

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Q: M & V are shown below. M = 40, & V = 45. Let R=M + V. Determine the components, magnitude, &…

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Q: A car was initially travelling with a velocity of 18.2 ms-1 West turns a corner and changes its…

A: a)  The Resultant velocity vector act in the direction of ac.

Q: Suppose that a person starts at position A and walks to position E and then to position G. Fill in…

A: Given, Each square on the grid represents a 20m ×20 m area.

Q: For 3 hours, Maggie was driving east at one-half of her car's top speed. Her car can go at a maximum…

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Q: r = 4m 10 m 4 m Using the figure above, calculate the following 1. xbar (location of the centroid…

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