Physics

1st attempt rolling-circle replication of plasmids proceeds choose one: in opposite directions from multiple origin sites. in one direction from multiple origin sites. in one direction from a single fixed origin. in opposite directions from a single fixed origin.
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Question 14 of 16When is work negative?OA. When an object goes from high to low potential energyO B. When an object goes from low to high potential energyO C. When an object slows downO D. When an object speeds up
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For these questions, answer all parts of the question completely. Use completesentences.4. Imagine that you have decided to try out a new kind of food that your friendhas made for you. You pick it up and take a bite, and it tastes awful. You arewondering if you should tell your friend what you really think. Give an example ofhow each of these parts of the brain would be involved in your experience:a. Hindbrain (5 points)b. Midbrain (5 points)c. Forebrain (5 points)
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if you rub a balloon against your head, then electrons from the atoms that make up your hair get transferred to the balloon. the balloon becomes negatively charged and your hair becomes positively charged. what happens if you place balloon by hair?
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an electron starts from rest a distance of 42 cm from a fixed point charge of 0.128 how fast will electron be moving when it is very far away
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the force of gravity on the side of the earth facing the moon is the force of gravity acting on the center of the earth group of answer choices greater than smaller than equal to
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what is the relationship between velocity of moving body and the force acting on it?
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a reservoir behind a dam is 15 m deep. what is the pressure a. at the base of the dam? b. 5.0 m from the top of the dam?
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What evidence is there to explain how the temperature of the blocks can be measured?
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the generator of a car idling at 1300 rpm produces 14.9 v . part a what will the output be at a rotation speed of 2100 rpm , assuming nothing else changes? express your answer to three significant figures and include the appropriate units.
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HELP ME!!!!If a researcher is designing an electromagnet for a life-saving medical application, which properties of the magnet will she need to take into account?Select two answers!!Wether or not magnetic field is constant. Number of could of conducting wire. Wether or not domains are present in iron core. Metal composition of conducting wire.
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A load of 46 N attached to a spring hangingvertically stretches the spring 5.5 cm. Thespring is now placed horizontally on a tableand stretched 13 cm.What force is required to stretch it by thisamount?Answer in units of N.
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Do any of the force pairs suggested in Question 5 not produce an acceleration? If so which one(s). A. A skier uses her ski poles to start moving downhillB. A boat propeller spins rapidly in the waterC. A baseball player hits a pitched ball with a batD. A party balloon contains rapidly moving helium atoms
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Pulse transfers adisturbance. while wave is adisturbance that transfers energy.
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what is the maximum speed with which a 1200- kg car can round a turn of radius 85.0 m on a flat road if the coefficient of static friction between tires and road is 0.60?
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find an expression for the magnitude of the force on the lower book by the upper book in the elevator situation. is it equal to the weight of the upper book? should it be?
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water flows through a pipe with a cross-sectional area of 0.002 m2 at a mass flow rate of 4 kg/s. the density of water is 1 000 kg/m3. determine its average velocity. multiple choice question. 20 m/s 200 m/s 0.02 m/s 2 m/s 0.2 m/s
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a 23.9 a current flows in a long, straight wire. find the strength of the resulting magnetic field at a distance of 58.3 cm from the wire.
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Please help. Due at Midnight!
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1. A string of length 1.23 m vibrates in such a way that a standing wave with wavelength 0.820 m forms. What harmonic is the string vibrating at?
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pry on the power steering reservoir to adjust the tension of the power steering belt. true or false?
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gold has a density of 0.01932 kg/cm^3. what volume in cm^3 would be occupied by a 77.7 g sample of gold
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If 10 A of current flows through a 2 ohm resistor, what is the voltage of the battery?20 V0.2 VOS V12 V
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uppose you hit a 0.058- kg tennis ball so that the ball then moves with an acceleration of 10 m/s2 . if you were to hit a basketball of mass 0.58 kg with the same force, what would the acceleration a of the basketball be? express your answer in meters per second squared.
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