Consider an unrestrained crate full of bowling balls at rest in the bed of a pickup truck. When the truck accelerates forward, the crate appears to slide backward towards the rear of the bed. Interpret this observation in terms of Newton’s First Law.

Q: Can we cancel out the action-reaction forces acting on a system which involved law of interaction?…

A: According to law of interaction, every action force has an equal and opposite reaction force. Thus,…

Q: Find the law of motion of a body acted upon by a constant force F if at time  the body is at rest at…

A: In science, Newton's first law is also known as the law of inertia. The first law says that an…

Q: If an object is in motion, why can’t you conclude that it must be experiencing a net force?

A: If an object is in motion, it is not mandatory that the object will experience a force. When an…

Q: A body at rest or in uniform motion is one that undergoes acceleration is in equilibrium O is acted…

A: Given : A body is in rest or uniform motion .

Q: Write down Newton's Second Law for translation along the direction of the slope, calling this the…

A: Given Data: Friction →fs Weight →Mg Reaction force →FN Radius →R Inclination height →h Inclination…

Q: If two bodies of different masses, initially at rest, are acted upon by the same force for the same…

A: The acceleration is given by the force acting per unit mass.

Q: If the forces that act on a cannonball and the recoiling cannon from which it is fired are equal in…

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Q: Suppose that you are holding a cup of coffee in your hand. Identify all forces on the cup and the…

A: According to Newton's third law of motion, when one object exerts some force on the other object,…

Q: Why must an object at rest have either no force or a minimum of two forces acting on it?

A: Explanation:   1. According to the newton1st law, If the body is in motion it always in motion or…

Q: An object of mass m is initially at rest. After a force of magnitude F acts on it for a time T, the…

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Q: Make the free-body diagram of the following scenario

A: T is the tension in the string  W is the mass of body

Q: A rider in a "barrel of fun" finds herself stuck with her back to the wall. Which diagram correctly…

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Q: Compute the initial upward acceleration of a rocket of mass 1.3 * 104 kg if the initial upward force…

A:

Q: A steel ball is traveling downwards through liquid at constant velocity. Given that the oil exerts a…

A: force exerted by oil on ball = 4 N since the ball is moving with constant velocity , therefore it…

Q: An object is in free fall if the only force acting on it is gravity. True False

A: A free fall is defined as the motion of an object which is only under the force of gravity and no…

Q: Using Newton's First Law, explain why, in a frictionless environment, a cat that is under motion…

A: Using Newton's First Law, explain why, in a frictionless environment, a cat that is under motion…

Q: What net external force is exerted on a 1500-kg artillery shell fired from a battleship if the shell…

A: The mass of the artillery shell is, m=1500 kg   The acceleration of the artillery shell is,…

Q: In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and…

A: Given data:  Initial velocity (Vi) = 0 m/s Final velocity (Vf) = 45.3 m/s Time interval (Δt) = 6.11…

Q: What does Newton's 2nd Law state? O An object at rest stays at rest. An object in motion stays in…

A: What does newton's second law suggest .

Q: Different materials, A, B, C, and D, rest on a table. a. From greatest to least, rank them by how…

A:

Q: Identify the action-reaction pairs of forces for the following situations (a) You step off a curb…

A: a) Action is-Step off a curb and the Reaction is-earth meets your foot-the curb pushes back on your…

Q: A passenger sitting in the rear of a bus claims that she was injured as the driver slammed on the…

A: Given statement : A passenger sitting in the rear of bus is injured as a suitcase come flying…

Q: A 75 kg woman on roller skates pushes a 25 kg girl, also on roller skates, with a force of 40 N. The…

A: According to NEWTON THIRD LAW action has equal and opposite reaction. So when woman pushes a girl…

Q: A force of 300N acts on a body of mass 150kg calculate the acceleration of body using D alemberts…

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Q: A crate of mass 50 kg slides on a horizontal floor under the action of an applied horizontal force…

A: (a) The acceleration  The forces that acts on the crate is the horizontal force that acts along the…

Q: Based on Newton's 3rd law of motion, if a child weighing 35 kg exerts a force equal to his weight to…

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Q: A net force is acting on a body; therefore the body is a) being accelerated  b) losing mass c)…

A: According to Newton's 2nd law, acceleration of a body is equal to net force divided by mass. Hence…

Q: What are some differences between the forces acting on a person when they are doing a squat vs a…

A: SQUAT:- Squatting is a popular exercise that targets the muscles in the legs, lower back, and core.…

Q: 2.2. A metal ball of mass 10 g falls in oil with an acceleration of 3.0 m/s? at one instant.…

A: Mass of the ball is m = 10 g = 0.01 kg Acceleration of the ball is a = 3.0 m/s2

Q: What is the weight of the following objects? to. A 3.5 kg hockey puck. b. A 7.5 kg bowling ball.

A: The weight of an object is given by  W =m g  where, m is the mas and g is the acceleration due to…

Q: Is it possible that a body has (i) zero speed and non zero velocity and (ii) non zero speed and zero…

A: (i) Speed is the distance travelled per unit time. And velocity is the displacement per unit time.…

Q: Second Law of Newton states that when there is a net force acting on a body, the body would…

A: Given Second Law of Newton states that when there is a net force acting on a body, the body would…

Q: Your empty hand is not hurt when it bangs lightly against a wall. Why does it hurt if you are…

A: From newton's 2nd law we have,

Q: The fact that the acceleration of free fall is the same for all masses is explained by Newton’s (a)…

A: Step 1The acceleration of the free fall is same for all the body. According to the Newton’s second…

Q: A force of 50 newtons is exerted by a bat on a baseball. The force exerted by the baseball on the…

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Q: A box, initially at rest, has 20.9 N of force exerted on it for 5.39 s. If the box has a mass of…

A:

Q: The force that produces an acceleration of 1 m over s squared in a body of the mass of 2 kg is…

A: Given : a = 1 m/s2 m = 2 kg

Q: Describe a situation in which one system exerts a force on another and, as a consequence,…

A: Newton's third law says for every action there is an equal and opposite reaction .But action and…

Q: friend tells you that since his car is at rest, there are no forces acting on it. How would you…

A: Given:Friend tells you that since his car is at rest, there are no forces acting on it.Now,Explain:I…

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!