How may establishing a strong or healthy skill-related fitness change the way you do housework and other activities? Explain
Q: What is power? Calculate the power to move a 9 J box in 20 seconds. Calculate the power used for a…
A: 1. When the work is done in unit time, then the quantity is known as power. Power is also defined as…
Q: Judy exercises for 15 minutes and uses up 185 kJ of energy. Her efficiency of pedaling is 35% A.…
A: The efficiency of pedaling is calculated as the ratio of output energy to the input energy, that is…
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A: We have to describe how the energy of an arrow is transformed from one form to another as the bow is…
Q: perpetual motion a possibility? In your answer, come up with an example either that has already been…
A: Given: Is perpetual motion a possibility? In your answer, come up with an example either that has…
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A: Given that:-Mass, m=83 kgEnergy, E=1.00×103 kCalInitial velocity, v0=0 m/swe know…
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Q: It is estimated that 7x10kg of water pours over the Niagara falls every seconds.if the falls are 50m…
A: Potential energy stored due to mass m at height h is; P=mgh Here, g is acceleration due to gravity.…
Q: Which statement is incorrect regarding energy use? O a. Our energy use has increased tremendously…
A: Answer is option DA major portion of world energy use today is from non conventional energyBecause…
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Q: Mechanical energy is equal to: A) Kinetic energy + Chemical energy B) Kinetic energy + Potential…
A: Mechanical energy is the sum of kinetic energy and potential energy. It is also called the total…
Q: An Olympic sport that involves various energy transformations is the pole vault. Write an energy…
A: Pole vaulting is a sport is which the athlete runs a certain distance and then jumps over a bar…
Q: A child is on a playground swing. Her mom gives her a push at the lowest point and the swing starts…
A: Given that mom gives her a push at the lowest point and the swing starts to swing back and forth…
Q: A spring in a pinball machine has a spring constant of 500 N/m. If it is compressed 0.2m and a 0.08…
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Q: 9. If it requires 10.0 J of work to stretch a particular spring by 20 mm from its equilibrium…
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Q: Kinetic Energy: (a) What is the kinetic energy of a 23 kg dog that is running at a speed of 8 m/s?
A: Given: mass,m= 23 kg velocity,v = 8 m/s
Q: Which of the following is true of muscular power? a). It is maximal at approximately 2/3 maximal…
A: Graph of force and muscular power versus velocity is given below.
Q: Where would the ball have the greatest kinetic energy? Explain. Imagine a ball on a track where no…
A: The ball starts from rest at the top of some track.There is no energy transfer between the ball and…
Q: Mechanical energy is the combination of kinetic energy and A) Heat energy B) Chemical energy C)…
A: Mechanical energy is the energy possessed by any system or any object due to its motion or position.…
Q: The law of conservation of energy states that: A) energy can neither be created nor destroyed B)…
A: According to the law of conservation of energy, the energy can neither be created and nor be…
Q: 7. A material of a = 5 x 10-³S/m, r = 10, & = 8 and; = 0.06. Determine the frequency at which WE the…
A: Concept: The signal loss that occurs as the signal travels down the transmission line is measured by…
Q: Find WBA, the work that the force F performs on the particle as it moves from point B to point A…
A: Part A: Work done by a constant force acting at an angle φ and that has the magnitude F with respect…
Q: Describe three forms of energy utilized by a common machine (i.e. airplane, lawnmower, washing…
A: Form of energy: Chemical, electrical, radiant, mechanical, thermal, and nuclear energy are the six…
Q: A kilowatt-hour is a unit that measures a) work per unit of time b) energy c) power d) work x time
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Q: What does the area under the curve of a work vs time graph represent?
A: The area under the curve of work vs time graph represents no such physical quantities. The area…
Q: As a professional teacher, who has been assigned to teach science in an elementary school class,…
A: Introduction: Energy is the amount of work to do. Everything around us either creates energy or…
Q: A body in motion essentially acquires A) Kinetic energy B) Potential energy C) Mechanical energy D)…
A: Kinetic energy of an object is the energy that it possesses due to its motion. It is defined as the…
Q: When would a swimmer have the most potential energy due to her position? O A. Kicking off the side…
A: The energy due to the position of a body is called its potential energy. The expression for…
Q: You are to propose a program, project, or anything that would address physical fitness issues like…
A: Proposal: "Fit for Life" Program The "Fit for Life" program is designed to address physical fitness…
Q: At the top of the hill a rollercoaster  has 68,500 J of kinetic energy and 175,000 J of potential…
A: Write the given values with suitable variables. Ki=68500 JPi=175000 JPf=25000 J Here, Ki denotes the…
Q: Explain the underlying biomechanical constructs of spring, change of direction, and agility…
A: In physics, spring-like biomechanical constructs refer to the ability of muscles and tendons to…
Q: Mechanical energy is the sum of A) kinetic energy + heat energy B) kinetic energy + potential energy…
A: Given that, Mechanical energy
Q: Define mechanical energy. What is the relationship of mechanical energy to nonconservative forces?…
A: The mechanical energy is the sum of energy due to position and energy due to motion. Mathematically,…
Q: Explain how the forces of lift and drag influence a ski jumper’s success from take-off to landing…
A: the question is asking for an explanation of how the forces of lift and drag affect a ski jumper's…
Q: List down activities that you can do every day to improve your skill related fitness Friday:…
A: There are various exercises you can do to improve your fitness and skills.
Q: If the skater at the bottom of the ramp has 3,000 J of energy and 100 J of energy are transformed…
A: Initially skater has only kinetic energy when he was at bottom of ramp. Total kinetic energy was…
Q: please draw the LOL diagram and write the energy model of ball + earth motion
A: LOL Diagrams are amazing and very simple at understanding the Conservation of energy. Please have a…
How may establishing a strong or healthy skill-related fitness change the way you do housework and other activities? Explain
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