Conceptual Integrated Science (3rd Edition)

Chapter 4

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The moving item SB. ; The magnitude of an object's... more

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Since the mass of the watercraft is very large. ; ... more

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Impulse is just the change in momentum of a body ... more

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By applying a force of greater magnitude.By ... more

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When a large force acts on a body for a very ... more

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The impulse is nothing but the change in the ... more

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When a ball is caught, its momentum is dropped to ... more

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NoWhen a large force acts on a body for a very ... more

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A quantity remains unchanged all the time. ; A ... more

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Parameters        Elastic Collision      Inelastic... more

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It is the same as the first object A. ; A ... more

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It is half of the initial speed of A. ; In the ... more

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When it is transferred or transformed. ; As energy... more

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WorkEnergy. ; From the definition of work , it is ... more

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In SI unit system Joule and in CGS unit system Erg... more

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Power is nothing but the rate of doing work.The ... more

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 4 Watt ; Work done is defined as the product of ... more

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Twice of the initial potential energy. ; Potential... more

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The potential energy of the heavier automobile ... more

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The final kinetic energy is four times the initial... more

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Change in kinetic energy. ; Work-energy theorem ... more

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16 times. ; According to the work energy theorem, ... more

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According to the law of conservation of energy, ... more

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Potential energy of water. ; Water flow powers a ... more

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YesYesNo ; A machine can multiply input force. As... more

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100 N ; The end of the machine moves a certain ... more

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No.Efficiency is the ratio of the useful work done... more

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Equal in magnitude but opposite in direction. ; ... more

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Will be greater. ; An object’s momentum change is ... more

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Because of less harmful impact as the increasing ... more

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Because of higher momentum change. ; When a large ... more

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Cellular burning is more controlled and slower ... more

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By photosynthesis. ; All life on the Earth depends... more

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The momentum of the pucks will be equal before and... more

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The final temperature will be greater than the ... more

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Mostly high if and only the vertical alignment ... more

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30 kg.m/s ; Momentum of an object is the product ... more

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Momentum of an object is measured as the product ... more

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50 N.s ; When a large force acts on a body for a ... more

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When a large force acts on a body for very small ... more

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6 J ; Work done is the product of the force acting... more

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Work done is the product of the force acting on ... more

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2 W ; Work done is the product of the force acting... more

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Work done is the product of the force acting on ... more

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30 J60 J ; The energy possessed by a body or a ... more

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The energy possessed by a body or a system by ... more

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18 J ; The energy associated with a moving body, ... more

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The energy associated with a moving body, by ... more

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4000 J. ; In accordance with the work-energy ... more

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Work done by a force on an object is the product ... more

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Same for all the cases. ; It can be observed that ... more

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Momentum of a body is the product of mass and ... more

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A collision is an isolated event in which two or ... more

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A collision is an isolated event in which two or ... more

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; A collision is an isolated event in which two ... more

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A collision is an isolated event in which two or ... more

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Half of the initial kinetic energy. Converted into... more

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135 m ; The energy possessed by an object by ... more

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Work is said to be done when a force acts on a ... more

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Energy content of the fuel is given. Let this be... more

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Efficiency is the percentage of the work put into ... more

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Same. ; Momentum of an object is defined as the ... more

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Only if the ammo’s speed is too high. ; Momentum ... more

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              Force              ImpulseForce is ... more

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By increasing the magnitude of force or the time ... more

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To reduce the impact of force or to oppose ... more

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Because of the reduced impact force by the ... more

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Because the extended time of impact reduces the ... more

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The main engine, without the slack, will sit still... more

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There will be an increase in velocity. ; When a ... more

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Because the magnitude of impulse when bouncing is ... more

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The principle of conservation of momentum. ; ... more

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Same but in the opposite direction. ; Conservation... more

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Since each force between two bodies has an equal ... more

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The vehicle would recoil backward relative to the ... more

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Yes.Energy is the property of the system that ... more

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The formula for the magnitude of force applied on... more

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Because running needs more oxygen to make more ... more

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              Work                PowerWork is ... more

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No.The object at the lower position will have the ... more

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300 Joule. ; The energy held by the body due to ... more

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2;4 ; Momentum of a body is the product of the ... more

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Dependent on frame of reference.With respect to ... more

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The professional person’s.25 times. ; The speed of... more

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Object(P).Light molecules. ; Let’s assume the mass... more

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There would be an increase in the object’s ... more

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At the very bottom of the oscillation;At the ... more

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The object(P) is gonna hit the person’s nose while... more

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It will be converted into kinetic energy. Again ... more

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When it is said to conserve energy by switching ... more

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Using an instrument which can multiply the work ... more

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Because the box B is hanging from two threads ... more

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Because a nacked hand does not have any cushioning... more

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Because for the case of punching a boxing sack the... more

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The man might create a path with his clothes ... more

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Due to the recoil velocity of the pipe, the force ... more

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The automobile(H) will experience greater force of... more

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No;No;No;No;No. ; If a device is efficient, that ... more

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The potential energy at height is converted to ... more

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Because of the violation of the principle of ... more

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Assume the initial mass and the speed of the body ... more

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Using the law of conservation of momentum, the ... more

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Newton's second law of motion which describes the ... more

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Newton's second law of motion which describes the ... more

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Power is the rate at which work is done hence the ... more

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The formula to calculate the kinetic energy of the... more

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A person lifts a 100 N object with an ideal pulley... more

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Efficiency relates to the percentage of work input... more

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A simple machine can’t multiply forces but in ... more

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Both will have the same speed. Because ... more

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Momentum of an object is the product of mass times... more

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