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In each of the top three boxes Wright down one characteristic of REM sleep. In each of the bottom boxes write down one characteristic of MREM sleep.
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I need help to solve this. I'm not sure how to deal with it. 14. The load 1 with the mass m1 is sliding along the face of the prism 2 with the mass m2 moving along the horizontal plane (fig. 14). The
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a. The maximum height above the ground of a projectile launched at an angle of 29.2° to the horizontal is found to be 57.5 m. What is the initial speed of the projectile? b. What is the horizontal ran
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a. The maximum height above the ground of a projectile launched at an angle of 29.2° to the horizontal is found to be 57.5 m. What is the initial speed of the projectile? b. What is the horizontal ran
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I need help solving this question
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The velocity of a vertical oscillating mass-spring system is given by: v = 0.750 m/s sin 4t Determine a) the amplitude b) maximum acceleration of this oscillator.
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Two objects, a Hula hoop and a solid cylinder, both with a mass of 2.75 kg and with an initial speed of 4.5 m/s are rolling wihtout slipping along a horizontal surface. Then they roll down a ramp that
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A 1 L cup of water is heated until it absorbs 5000 J. What is the temperature change of the water?
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Liquid ethylene oxide at 0 oC is evacuated through a circular pipe with a diameter of 2.5 cm and an average velocity of 10 m/s to the open air at a the pressure of 105 kPa. The measured pressure (abso
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How does the graph connect to Newton’s second law?
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A car traveling on I-96 approached a construction zone and slowed from 65 miles per hour (30 meters/second) to 45 mph (20 m/s) in 5 seconds. Calculate the distance the car will take to slow down.
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As a 0.0225 kg bullet travels though the barrel of a gun it accelerates at 1.90 x 105 m/s2 . If the applied force on the bullet is 5.00 x 103 N, what is the friction force acting on it?
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Brian Berg of Iowa built a house of cards 4.88 m tall. Suppose Berg throws a ball from ground level with a velocity of 9.98 m/s straight up. What is the velocity of the ball as it first passes the top
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A bow has k= 458 N/m. It is pulled back 0.72, and used to fire a 0.0925 kg arrow. It hits a bird 24.7 m above the ground. What is the speed of the arrow when it hits. I got 21.2 and wanted to check my
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Read and answer questions on file
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A 0.50-kg cart (#1) is pulled with a 1.0-N force for 1 second; another 0.50 kg cart (#2) is pulled with a 2.0 N-force for 0.50 seconds
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A crate of physics textbooks is sliding across the room at 18 m/s. What is the coefficient of friction that causes it to come to a stop in 12 s?
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On July 13th, 1977, while driving on a test track, British racer David Purley had a bit of a predicament. The throttle on his car became stuck, and he slammed into a wall at 173 km/hr. He stopped in
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I need to get caught up. I'm behind due to a family members Illness.
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A ballerina is spinning at 5 revolutions/ Second
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When making a digital animation of a person running on a sidewalk in a scene, which parameter would be an initial condition? the maximum range of motion in the person's ankle the coefficient of fricti
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C. Vertical Jump Analysis Experiment - A force plate was used to collect the ground reaction forces during a maximum vertical jump and landing. Calculate jump height and compare the difference between
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please help me to find the answer to this electronics topic test questions. My priority finds the answer to this question if you explained more detail I will also be happy more. Thank you by now
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A 1 510-kg automobile has a wheel base (the distance between the axles) of 3.20 m. The automobile's center of mass is on the centerline at a point 1.10 m behind the front axle. Find the force exerted
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What is the direction of resultant vector in degrees, if the positive x axis is zero degrees?
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pls help me with this question
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General Relativity
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A 2-kg-block is pushed upward from underneath by a constant 50-N vertical force. The block is sliding on the bottom side of an inclined plane that makes an angle of 70º with respect to the vertical. T
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A rock is thrown from a building 200m tall at 30m/s how long will it take to reach the ground and how far away from the build will it land
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The simulation kept track of the variables and automatically recorded data on object displacement, velocity, and momentum. If the trials were run on a real track with real gliders, using stopwatches a
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The simulation kept track of the variables and automatically recorded data on object displacement, velocity, and momentum. If the trials were run on a real track with real gliders, using stopwatches a
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The simulation kept track of the variables and automatically recorded data on object displacement, velocity, and momentum. If the trials were run on a real track with real gliders, using stopwatches a
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A pendulum swings back and forth. At the position “A” (Which is the maximum height) it has 140J of energy. The mass of the pendulum is 3.8kg. What is its vertical elevation from its lowest point at po
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my homework is physics .
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A 475kg truck pulls a 817 truck behind it the truck is pulled forward with a force of 2,079 Newton’s but the truck has a flat tire resulting in 811 Newton’s of force which resists the trucks motion. d
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Please answer all 5 parts, I have provided all the information given to me in the images. What is the color of Hg gas lamp?How many lines are visible?Rank by intensity the observed lines from the str
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A 0.311 kg tennis racket moving 30.3 m/s east makes an elastic collision with a 0.0570 kg ball moving 19.2 m/s east. Find the velocity of the tennis racket after the collision . (Unit=m/s) Remember ri
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Use the 6-Step problem technique. definition,data ,theory,estimate ,solve,verify
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I need help with a homework assignment. It is mostly multiple-choice and I would love the help. Thanks!
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I need help with a singular homework assignment
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Objective: Understand how one might modify Lagrange’s equations if a non-conservative force does work on a system. The question has been attached to file 4. The notes have been attached to file a, b,
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Objective: Get practice with Lagrangian mechanics by solving Lagrange’s equations for another simple system for which you already know the answers. Consider a block of mass m subject to gravity and sl
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A rocket with its thruster on is speeding up towards the Moon. Therefore, what type of force is acting on the rocket? A.zero net force B.frictional force C.balanced force D.unbalanced force
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A 1,054 kg roller coaster crests a 92m tall hill at 4m/s. It then races down the slope and travels through a loop that is 72m tall. How fast are they moving at the top of the loop? A 1,350 kg roller
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How can I solve this physcis problem?
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A golf club has an area of land where golfers can practise their golf shots. Distances are marked out along the land in front of where the golfer stands, to measure the distance travelled by the ball
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A concave mirror of radius of curvature 20cm produce the inverted image 3times the size of an object placed on an perpendicular to the axis. Calculate the position of the object and the image
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Can anyone answer the questions? I‘m struggling in Physics!
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Venn diagrams are used for comparing and contrasting topics. The overlapping sections show characteristics that the topics have in common, and the sections that are unique to each topic show the chara
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Assume the speed of sound in water is 1500 m/s. What is the wavelength of a 262 Hz middle C under water?
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