Physics

You want to improve your dominant trait score, and you decide to take daily walks by yourself. What trait will you strengthen with this activity?
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how fast would u have to throw a baseball for it to catch on fire? (explanation in step by step equations)
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How do kinetic and potential energy transfer to one throughout a roller coaster ride?
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What is involved when water changes from one phase to the next? athermal energy bindirect energy cfinite energy dideal gas laws
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What does it mean for forces to be in equilibrium?.
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If the electric potential in a region is given by v(x)=7/x2 the x component of the electric field in that region is
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In most cultures, the difference between the majority viewpoint and the minority viewpoint is that the majority group is made to feel __________ and the minority group is made to feel __________. A. Divergent. . . Normal B. Equal. . . Superior C. Superior. . . Equal D. Normal. . . Divergent Please select the best answer from the choices provided A B C D.
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Why does a magnet exert force on another magnet when the two magnets are not in contact?
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Question 1(Multiple Choice Worth 2 points)(04.05 LC)The number of protons plus the number of neutrons in an atom is equal to itsO atomic numberO mass numberO nuclear modelO energy levelQuestion 2 Multiple Choice Worth 2 points)
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A crane lifts a 450 kg concrete to the top of a 50 m building in 5 s.Assuming g= 10 m/s)2a) The potential energy of the concrete., calculate;b) The power developed by the crane
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Suppose you have a 100 mhz cpu and a a/d converter with an 8 khz sampling rate. Samples of the a/d converter are 32-bits
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The kinetic energy of a javelin is 81 J, and its speed is 9.0 m/s. What is its mass?A. 0.5 kgB. 1.0 kgC. 2.0 kgD. 9.0 kg
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Pls helppppp my last question!
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a bulb rated 100 watt 120 volt is connected across a 120 volt source find the current in the bulb and power consumed by it
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A car accelerates to a speed of 55 m/s within the span of 8 seconds. If its accelerationwas 4 m/s2, what was its initial velocity? Show all work and units for full credit.
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A solenoid has 450 loops each of radius 0.0254 m. The field increases from 0 T to 3.00 T in 1.55 s. What is the EMF generated in the coil? (Hint: What is the area of a circle) (Unit = Volts)
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A disk of radius a has a total charge Q uniformly distributed over its surface. The disk has negligible thickness and lies in the xy plane. What is the electric potential V(z) on the z axis as a function of z , for z>0 ?What is the magnitude E of the electric field on the z axis, as a function of z , for z>0 ?
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An elastic string of length 20cm stretch by 7mm under a load 50N . The strain in the spring is?
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A thundercloud has an electric charge of 48.8 C near the top of the cloud and 41.7 C near the bottom of the cloud. The magnitude of the electric force between these two charges is 7980000 N. What is the average separation between these chargesa/ 1.51 kmb/ 2.53 Kmc/ 1.51 md/ 1001 m
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If a runner exerts 457 j of work to make 321 w of power then how long did it take the runner to do the work
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Use F = 1/T as your basis:10. A stroboscope is set to flash every 8.00105s. What is the frequency of the flashes?The answer is 12,500 Hz but please show your work.
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why some aqutatic plants float an water give reason science subjects class 4
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By which factor is the sound intensity decreased at 3 meters? StartFraction 1 over 9 EndFraction.StartFraction 1 over 3 EndFraction.StartFraction 1 over 2 EndFraction.StartFraction 1 over 4 EndFraction.
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100 Points!!!1.) What does the image of an object look like through a convex lens when the object is further from the lens than the focal point?A. It looks the same as the actual object.B. It is right side up and larger than the object.C. It is upside down and larger than the object.D. It is upside down and smaller than the object.2.) What happens when light rays reflect?A. They are partially absorbed.B. They bounce back.C. They are all absorbedD. They pass through an object.3.) Based on how it refracts light, what would you expect images formed by a concave lens to look like?A. SmallerB. The same as the objects that they are images ofC. MagnifiedD. Reversed4.) What happens to light rays when they enter a different medium?A. They reflectB. They BendC. They CurveD. They Stop
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