Objects feel weightlessness because   A. weightlessness is the force of gravity acting on the objects.   B. Gravity is not acting on the object   C. There is no support force.   D. Gravity does not support the weight.

Q: A 100 N object is suspended from two massless ropes that are attached to the ceiling. The rope to…

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Q: •• P50 By weight we usually mean the gravitational force exerted on an object by the Earth. However,…

A: (a) How fast must a roller coaster car go over the top of a circular arc to feel weightless:…

Q: 1. A 35-kg crate rests on a horizontal floor, and a 65-kg person is standing on the crate. Determine…

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Q: 9. A lead block is suspended from your hand by a string. What is the reaction to the force of…

A: According to Newton's third law of motion, every action has an equal and opposite reaction.

Q: .Explain in your own words about how gravitational force works between two isolated objects and use…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: 70. A 1450-kg submarine rises straight up toward the surface. Seawater exerts both an upward buoyant…

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Q: expression for the magnitude of the force of gravity on the crate, FG, in terms Of the given…

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Q: (2) A stack of two crates is being lifted upwards by two cables, as shown in the figure below. The…

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Q: At the surface of Jupiter’s moon Io, the acceleration due to gravity is 1.81 m/s2. A watermelon…

A: (a)The mass of Watermelon on the surface of Earth is,m=wg…

Q: space traveller weighs herself on Earth at a location where the acceleration due to gravity is 9.82…

A: space traveller weighs herself on Earth at a location where the acceleration due to gravity is 9.82…

Q: 2. Four dogs named Astro, Bam, Clifford, and Don play tug-of-war game with a toy. Astro pulls on the…

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Q: 1. Your empty hand is not hurt when it bumps gently into a wall. However, when you are carrying a…

A: Concept:- The given problem can be resolved using the concept of Newton third law of motion.…

Q: 1. A 500.0g plumbob hangs from a string inside of a train car. When the train car accelerates…

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Q: 750-pound boat sits on a ramp inclined at 60 degree, what force is required to keep the boat from…

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Q: A 20.0-g ball is attached to a 130-cm-long string and moves in a horizontal circle (see the figure).…

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Q: What is true about the mass of an astronaut on Earth and in space if an object has a mass of 50 kg?…

A: Introduction: The mass of the object is quantities measured of inertia, and it is fundamental…

Q: help walk me through this question? A vendor at the local art fair ties her tent to the…

A: We know that we have given a concrete filled coffee can show in the figure in the coffee can is…

Q: 1. Samuel kicks a soccer ball across a grassy field and it eventually comes to a stop. If Newton's…

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Q: 1. A Christmas light hangs on a series of strings as shown in the figure below. The tension on…

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Q: Ten boxes each of mass 5kg are stacked on top of each other on the floor. () What forces act on the…

A: simple vertical force balance equations will be used here.

Q: 1. You see a ball at rest in the middle of a truck (which is also at rest). When the truck moves…

A: Newton's first law If a body is at rest or moving at a constant speed in a straight line, it will…

Q: 400 600 Example: The force R is the resultant of the forces P1 P2, and P3 acting on the rectangular…

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Q: 2) player is turned on. The record slowly begins to spin, accelerating at 0.500 rad/s², and the…

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Q: 13. A horizontal force of 100 N is applied to the object. a. Draw a free body diagram with the…

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Q: . A 1200 kg elevator is carrying an 80-kg passenger. Calculate the acceleration of the elevator, and…

A: GivenMass of elevator, m1=1200 kgMass of Passenger, m2=80 kg

Q: A 70.0 kg astronaut pushes on a spacecraft with a force F in space. The spacecraft has a total mass…

A: GIVEN Mass of astronaut m = 70 kgThe space has a total mass M = 1.0 x 10^4 kg. The accleration of…

Q: 5. A 1200 kg elevator is carrying an 80-kg passenger. Calculate the acceleration of the elevator,…

A: Given that,mass of elevator, M=1200 kgmass of passenger, m=80 kgtotal mass=1280 kg

Q: 8. On a distant planet, the acceleration due to gravity is measure to be 7.5m/s2 . (a) What is the…

A: Given information: The acceleration due to gravity on the distant planet, gp=7.5 m/s2 The mass of an…

Q: You push on a block on frictionless ice with a force of 8 N, causing it to accelerate at 2 m/s2. The…

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Q: 4. The amount of friction between two objects will depend on which of the following? A. The volume…

A: Option B : The nature of the surfaces in contact

Q: A 44.1-kg crate rests on a horizontal floor, and a 66.9-kg person is standing on the crate.…

A: (a)Normal force exerted by the floor on the crate is,

Q: 6. What is non zero net force? What happens when one is applied to an object?

A: Iff vector addition of the all forces acting on the object is zero then the applied force is said to…

Q: The following statements are TRUE about Newton's Second Law of Motion EXCEPT:   Mass and…

A: We know, Newton's Second Law of motion: Force is equal to the rate of change of momentum that is for…

Q: As you are walking, you foot gets caught on an uneven piece of sidewalk and you trip and fall. Which…

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Q: (3)A person in a car that is struck from behind can receive a serious neck injury called whiplash…

A: (a) From Newton's first law   body is at rest, it will remain at rest unless it is acted upon by a…

Q: How can you apply Newton's Law in basketball?

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Q: Q11. A person has a mass of 70 kg. What is this person's weight? What is the force that this person…

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Q: A 14.0-kg box is sitting on the floor. If I push straight down on the box with a force of 90 N, What…

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Q: What is the weight of a car sitting on a 14˚ slope if the force required to push the car up the hill…

A: According to Bartleby the policy if there is more than one question and each question is different…

Q: 3. The mass of a particle is 18 kg. a. What is its weight on Earth? b. What is its weight on the…

A: Given- Mass of a particle m = 18 kg Acceleration of gravity g= 9.8 m/s2

Q: A 32.7-kg crate rests on a horizontal floor, and a 62.0-kg person is standing on the crate.…

A: (a) Newtons second law says that accelaration of an objetc is directly propotional to the net force.…

Q: 4. A student feels a gravity force of 800 N from the Earth when they're sitting in this classroom.…

A: Given,  Force of gravity on the student due to the earth = 800N

Q: 1. Explain what a normal force is and give an example.

A: 1. what is normal force?

Q: 38. A 35-kg crate rests on a horizontal floor, and a 65-kg person is stand- ing on the crate.…

A: Normal force is the upward force exerted by the ground on a weight resting on the ground . The…

Q: 5. An egg of mass 50g is in the stiff box of mass 300g. surrounded on all sides by padding that…

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Q: Review Questions: Weight 1. The mass of an object on the Earth is 100 kg. What is the weight of the…

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Q: Question 21 If gravity pulls you down toward the center of Earth with a force of 500 N, how much…

A: Given: Normal Force = 500 N

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!