What is your new speed, while holding the flour stack? Suppose you now try to rid yourself of the extra weight by throwing the flour sack straight up. What will be your speed while the sack is in the air? (Same/increase/decrease)

Q: The 35-kg crate is projected down an incline as shown with an initial speed of 7.6 m/s. Investigate…

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Q: A 10.0-kg box starts at rest and slides 3.5 m down a ramp inclined at an angle of 10 ° with the…

A: Given: The mass of the crate is m = 10 kg The ramp inclined at an angle is 100 The distance moved by…

Q: A ball is thrown and follows the parabolic path shown above. Air friction is negligible. Point Q is…

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Q: An 8.7 kg block slides with initials speed of 1.66 m/s across a level floor. How far does the block…

A: The equation of motion is given by,

Q: A 17.5 KN automobile is traveling down the 10° inclined road at a speed of 6 m/s determine how far…

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Q: Hewey just received his new phone case from Amazon. Cam claims that HIS phone case is more durable.…

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Q: An object is dropped from 282 cm height. What is its displacement?

A: Distance is length of path between two points , while displacement is length of shortest path…

Q: An adventurous archeologist (m = 83.5 kg) tries to cross a river by swinging from a vine. The vine…

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Q: A cannonball is fired straight up into the air. The cannonball leaves the cannon at a speed of 81…

A: Given: The cannonball is fired straight up into the air. And here the given details about this…

Q: Emily throws a soccer ball out of her dorm window to Allison, who is waiting below to catch it.…

A: Calculate the horizontal and vertical components of the initial velocity. uH=ucosθ=(12…

Q: An adventurous archeologist (m = 84.5 kg) tries to cross a river by swinging from a vine. The vine…

A: Given data: Mass (m) = 84.5 kgThe length of the Vine (L)= 10 mThe speed at the bottom swing (V) =…

Q: You are a good tree climber and were helping your neighbor kid retrieve his pickle ball that was…

A: Given that,  The ball is about 5m above the ground, h = 5 m Downward initial velocity, u = 2 m/s…

Q: A 0.15 kg marble is on a track. It is being held at the top of a hill that is 3 m high. If it is let…

A: Given in question - Mass of the marble (m) = 0.15kg                                  Height of the…

Q: Four identical cannons each launch a 20 kg cannonball at an angle of 60° above horizontal. Neglect…

A: Given, Four identical cannon launch cannonball with angle 600 above the horizontal

Q: I set up my inclined track apparatus at an angle of 15 degrees on a lab bench as shown in the figure…

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Q: The average thrust created by the first stage engine of a model rocket is 50N. The rocket has an…

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Q: You are standing on your balcony in an apartment building. You tossed a coin straight upwards at 4…

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Q: When a model rocket is launched, the propellantburns for a few seconds, accelerating the rocket…

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Q: To throw a baseball, the pitcher winds up, starting the ball from rest. They then accelerate the…

A: Given data:  Initial velocity (u) = 0 m/s Displacement (d) = 3.4 m Final velocity (v) = 46 m/s…

Q: It is possible to grasp a cup of water at the top and swing it over your head fast enough that the…

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Q: A skier leaves a ski jump at 14.4 m/s at some angle Q. At what speed is he travelling at his maximum…

A: Given : initial speed u =14.4 m/s maximum height H =4.4m angle of projection =Q

Q: Why do Astronauts experience the feeling of weightlessness in orbit? At the Shuttle's altitude, the…

A: A person will feel weightless/free fall whenever there is no force to counter the force of gravity.…

Q: Planet Roton, with a mass of 9.00 x 1024 kg and a radius of 3600 km, gravitationally attracts a…

A: Given that the value of mass of the planet rotton and also given the radius. Then We have to…

Q: As a stone falls from the building, what is true about the vertical velocity as each second passes?…

A: Solution: Using the kinematic equation, the final velocity after  one second can be obtained as,…

Q: A tourist looks up at a tall obelisk and desires to determine the height of this object. He…

A: Please see the attached image for the solution. If there are queries or if the image is not loading,…

Q: An object weighing 15 N swings at the end of a rope that is 0.86 m long as a simple pendulum. At the…

A: The net force on the object will be the difference of the downwards and upward forces acting on it.…

Q: What is the speed and direction of the child? How long does it take the child to make it to the edge…

A: Given mass of the child (m1) = 25kg mass of the dog (m2)= 11kg radius of the pond (r)= 15m velocity…

Q: A child on a bridge throws a rock straight down to the water below. The point where the child…

A: Given: In this question, the given details are A child on a bridge throws a rock straight down to…

Q: From a distance of 20 centimeters, a miniature toy catapult fires a shot.  With the marble on top,…

A: Marble in the catapult stands at 7cm height. Marble on top of the building stands 13.5 cm  The…

Q: m = 5 kg 40° 3m 3m (т hị Va = 2.0 m/s hy= 0 m Theoretical: Use the energy method to find v3.…

A: Values given in the question are as follow; θ=40ova=2 mshi=0.702 mhf=0l=3 mm=5 kg According to…

Q: 16. A 3-kg block slides over the smooth, icy hill shown. The top of the hill is horizontal and 70 m…

A: Given: The mass of the block is m=3 kg. The distance of the top of the hill is h=70 m. The distance…

Q: Q2: Jane, who weighs 500 N, must cross a river full of hungry crocodiles to save Tarzan, who weighs…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: 4. Tarzan is hanging on the end of a vine, at point A, over an alligator-infested river. He must…

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Q: 9. A ball with a weight of 2.0 N is thrown at an angle of 60° above the horizontal with an initial…

A: Given, W=mg=2N initial velocity, u=12m/s Angle,θ=600 At the highest point, the force on the ball…

Q: A boy on the edge of a building 45 m high throws a stone horizontally outward with a speed of 20m/s.…

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Q: Dr. Liu is learning how to juggle. He tosses a tennis ball (probably bad choice since it is so…

A: Initial launch velocity (u) = 2.5 m/s Initial height (h) = 1.5 m

Q: A golf ball is launched into the air at an angle. Its horizontal speed is 30 m/s and its vertical…

A: Given data:  Ball is launched into the air at an angle Horizontal speed (ux) = 30 m/s Vertical speed…

Q: Emily throws a soccer ball out of her dorm window to Allison, who is waiting below to catch it.…

A: Given:inital speed of ball, vi = 12 m/s

Q: An adventurous archeologist (m = 85.5 kg) tries to cross a river by swinging from a vine. The vine…

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Q: Does the escape speed for an object at the earth’s surface depend on the direction in which it is…

A: Answer: Escape Speed: In physics, the escape speed is represented as the term which is used by a…

Q: A ball is suspended from a light 1.5 m string as shown. The string makes an angle of 24 degrees with…

A: Here Length of string l = 1.5mθ = 24°Initial velocity of ball, u = 1.1 m/sa) Let the maximum…

Q: You hit a golf ball into the air with an initial horizontal speed of 20 m/s and an initial vertical…

A: Here given a golf is hit horizontally with a speed 20 m/sec and vetically with a speed 48m/s. We…

Q: The Zero Gravity Research Facility (for more information you can check out their homepage at the URL…

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Q: A jogger runs along the dike with a speed of 4.2 m/s in a direction 30 degrees above the x-axis.…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!