You’ve just kicked a rock, and it is now sliding across the ground about 2 meters in front of you. Which of these are forces acting on the rock?Include all that apply.A. Gravity, acting downwardB. The normal force, acting upwardC. The force of the kick, acting in the direction of motionD. Friction, acting opposite the direction of motionE. Air resistance, acting opposite the direction of motion

Q: A man weighing 700 N is in an elevator that is accelerating upward at 4 m/s2. The force exerted on…

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Q: A 12 kg object initially at rest on the ground is acted upon by two forces at the same time. One…

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Q: 9. If you throw a 15 kg rock, using 30 N of force, what would the acceleration of the rock be?…

A: 9. Given: Mass, m=15 kg Force, F=30 N Formula: Newton's Second Law is used to find the acceleration…

Q: A 5.0-kg object is suspended by a string from the ceiling of an elevator that is accelerating…

A: We have to find the tension in the string. We have a 5.0-kg object is suspended by a string from the…

Q: A 1 000-kg car is pulling a 300-kg trailer. Together, the car and trailer move forward with an…

A:

Q: A woman is pulling her 20 kg-suitcase at constant speed by pulling on a strap at an angle θ above…

A: Given : m = 20 kg F = 40 N fk = 20 N g = 10 m/s2

Q: 412 N 908 N

A: Given: The weight of the right object is 908 N. The weight of the left block is 412 N. The free-body…

Q: 30° A skier with a mass of 62 kg is sliding down a snowy slope. The coefficient of friction is 0.13…

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Q: In a tug of war, both teams pull each other end of the rope with a force of 200 N. What is the…

A: Given data :- Force applied by each team F = 200 N

Q: Pulling up on a rope, you lift a 9.42-kg bucket of water from a well with an acceleration of 2.20…

A: Mass of bucket (m) = 9.42 kg Acceleration of the bucket in upwards direction (a) = 2.20 ms2

Q: 8. If a 60 kg person on a 15 kg sled is pushed with a force of 300 N, what will be the person's…

A: Given data:  Mass of person (mperson ) = 60 kg Mass of the sled (msled ) = 15 kg Force (F) = 300 N…

Q: 3) Two boxes of masses m and 2m are connected by a rope. If the forward force on the more massive…

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Q: A 5.0-kg object is suspended by a string from the ceiling of an elevator that is accelerating…

A:

Q: A teacup fell was left on the wing of a fighter jet and did not fall until the jet was already very…

A: When object falls with a constant velocity the drag force on it is equal to the gravitational force…

Q: When a constant force is applied to an object, the acceleration of the object varies inversely with…

A: Given: The mass of the first object is 25 kg. The acceleration of the first object is 3 m/s2. The…

Q: You push an object with 20 N of force. If the object doesn't move, the object is pushing back on you…

A: according to Newton third Law every action has reaction equal and opposite.

Q: 2. The is the support force that keeps objects from passing through each other. This is what keeps…

A: Introduction: The friction force is a resistive force that opposes the direction of the motion, and…

Q: A boat moves through the water with two forces acting on it. One is a 1,575-N forward push by the…

A: Given:Mass of the boat = 1200 kgForward push on the boat by the water = 1575 NResistive force on the…

Q: the

A: Given: Maximum static friction between the sanding block and wooden board = 25 N Applied force = 20…

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. A 2000 kg car is acted on by a force of 6000 N by its wheels. Also acting on the car is a force…

A: Given, Mass of car, m = 2000 kg  Force acting = 6000 N  Friction force = 800 N, We know that, Net…

Q: An object requires the force of 100N to achieve the acceleration 'a'. If the mass of the object is…

A: According to Newton's 2nd Law:   F = ma                                 ...... (1)               (…

Q: What is the mass of a falling rock if it produces a force of 147 N?  iI am confused because it only…

A: Given: The force produced by the rock is 147 N. The rock is falling.

Q: 30° A skier with a mass of 62 kg is sliding down a snowy slope. The coefficient of friction is 0.13…

A:

Q: A rifle fires a 10-g bullet with a horizontal speed of 300 m/s . The bullet strikes a block of wood…

A: Detailed solution of this question is given in below steps.

Q: what is force and what are the 2 categories they can fall into?

A: A force is a push or pull upon an object resulting from the object's interaction with another…

Q: In a tug of war, both teams pull each other end of the rope with a force of 50 N. What is the…

A: Given,both teams pull the rope withForceF= 50 N

Q: Mary applies a force of 71 N to push a box with an acceleration of 0.41 m/s². When she increases the…

A:

Q: A 2.0-kg mass is suspended by a string from the ceiling of an elevator that is accelerating downward…

A: The forces acting on the mass are the tension acting upward and the weight of the mass acting…

Q: Q15) A book of mass 2 kg is placed on a table. If you push down on the book with a force of 20 N,…

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Q: What is the reaction force to the normal force you experience sitting in a chair? a) the force that…

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Q: While at the airport, you lift your suitcase straight upward with a force of 100 N, and it…

A: Force (F) = 100 N acceleration (a) = 0.550 m/s2 gravitational acceleration (g) = 9.8 m/s2

Q: A force of 3.3 N is exerted on a 7.0 g rifle bullet.  What is the bullet's acceleration?

A: Using Newton's second law, F=maa=Fm

Q: As a 2.1 kg ball rolls down a ramp, the net force on it is 12 N. What is the acceleration? (Enter…

A: Since, Force= mass× acceleration   So, Acceleration= Force ÷ mass

Q: 1. A certain force accelerates a 3.2 kg mass by 2.4 m/s2. What would be the acceleration of 1.6 kg…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: 2. A loaded truck collides with a car causing huge damage to the car. Which of the following is true…

A: Given, A loaded truck colliders with a car causing huge damage to the car.

Q: A truck with a mass of 2000 kg is travelling with a velocity of 50 m/s. It slows down at a constant…

A:

Q: An object has a mass of 50 kg and is accelerating at 20 m/s2 when it hits a brick wall. What is the…

A: Given: The mass of the object is m=50 kg. The acceleration is a=20 m/s2. The expression for the…

Q: A 4.0-kg object's velocity-vs-time graph is shown below. What is the net force on the object when t=…

A:

Q: An object with a mass of 5.0 kg accelerates 8.0 m/s2 when an unknown force is applied to it. What is…

A: It is given that, m=5 kga=8 m/s2

Q: A 39.0-kg woman stands on a bathroom scale while riding an elevator. Determine the reading on the…

A: Given: Mass of woman(m)=39kg Acceleration(a)=7.6m/sec2   To determine that Determine the reading on…

Q: A [m] kg race car has a powerful engine that can produce an acceleration of [a] m/s2 while reaching…

A: As per Newton's second law, the Net-acceleration of the body is the ratio of Net force to the net…

Q: 29. A 300 kg rocket accelerates at 40 m/s/s. How large is the force required to cause an…

A:

Q: 15. A scooter and rider together have a mass of 275 kg. (a) If the scooter slows with an…

A: Given that  Scooter and Rider mass together  m=275 kg and acceleration  a= - 4.50 ms2

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!