Physics

The power ratings of several motors are listed in the table. A 2 column table with 3 rows. The first column is labeled motor with entries, brand X, brand Y, brand Z. The second column is labeled Power in watts with entries 7460, 7650, 7580. An advertising agency writes marketing material for a new motor (Brand W) that has a power rating of 7,640 W. Which statement comparing the motors can they truthfully use? Brand W motor can finish any job faster than Brand Y motor can. Theres not a more powerful motor available. Brand W motor does more work each second than Brand X or Brand Z. Every second, Brand W motor does 7,640 N of your toughest work.
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Can we get less ads please i dont like this
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How can you decrease the amount of input force of a wheel and axle?
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What is electromagnetic wave ?
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In a car engine, fuel is ignited within a cylinder to cause an explosion that moves a piston. If the explosion exerts 300 Pa of pressure on a piston with a surface area of 80 cm^2?
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Which statement describes the particles in a liquid?A. They do not move.B. They are far apart.C. They are close together.D. They are locked in position.
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Make a super villain out of these resources
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What activity in orienteering can improve a player's math skills?
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Fill in the blanks about Newtons First Law of Motion:Objects want to ____________ ____________ doing what theyre ____________ ____________ because they are lazy. This is called ____________.
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explain how you can recognize the sound of a flute
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How much energy is needed just to boil 5kg of water at 100 C?
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Help if u can please
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A string of length 100 cm is held fixed at both ends and vibrates in a standing wave pattern. The wavelengths of the constituent travelling waves CANNOT be:
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What is science notation
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Read the picture, please. I am a bit confused about what it means when it says which one supports it.
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A car that's initially traveling at 10 m/s acceleration uniformly for 4 seconds at a rate of 2 m/s?in a straight line. How far does the car travel during this time?
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Draw a diagram that represents how a mechanical wave interacts with a particular material.Create a diagram and include reflection, absorption, and transmission.Write a brief description (3+ sentences) of the interaction of the mechanical waves and the material. Include an explanation of how the amplitude and frequency of the wave are affected. 85 POINTS!!
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Why don't atoms get too close?a.) The electrons from atom repel each otherb.) The protons from each atom repel each otherc.) The neutrons from each atom repel each other
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True or False: When looking at kinetic vs. thermodynamic products the kinetic product predominates at low temperature.
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Scenario 3: You are driving through a rain storm talking to your family but you can only hear every other word. What 2 medias are the waves passing in this scenario?
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A ball is launched as a projectile with initial speed v at an angle above the horizontal. using conservation of energy, find the maximum height hmax of the ball's flight. express your answer in terms of v, g, and .
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A(n) 1700 kg car is moving along a level road at 21 m/s. The driver accelerates, and in the next 10 s the engine provides 22000 J of additional energy. If 3666.67 J of this energy must be used to overcome friction, what is the final speed of the car
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A car weighing 8000N is traveling at 45 m/s on a perfectly flat, frictionless road. If the driver slams on the brakes, how far will thw car slide before it comes to a stop?
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When shopping for margarine what information should you look for on the label
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