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Please answer it clearly with explanation FORMATIVE ASSESSMENT 4.4 Everyday Forces REVIEWING MAIN IDEAS 1. Draw a free-body diagram for each of the following objects:

Please answer it clearly with explanation

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FORMATIVE ASSESSMENT 4.4 Everyday Forces REVIEWING MAIN IDEAS 1. Draw a free-body diagram for each of the following objects: a. a projectile accelerating downward in the presence of air resistance b. a crate being pushed across a at surface at a constant speed 2. Abag of sugar has a mass of 2.26 kg. a. What is its weight in newtons on the moon, where the acceleration due to gravity is one-sixth that on Earth? b. What is its weight on Jupiter, where the acceleration due to gravity is 2.64 times that on Earth? . A 2.0 kg block on an incline at a 600 angle is held in equilibrium by a horizontal force. a. Determine the magnitude of this horizontal force. (Disregard iction.) b. Determine the magnitude of the normal force on the block. . A 55 kg ice skater is at rest on a at skating rink. A 198 N horizontal force is needed to set the skater in motion. However, after the skater is in motion, a horizontal force of 175 N keeps the skater moving at a constant velocity. Find the coefcients of static and kinetic friction between the skates and the ice. CRITICAL THINKING 5. The force of air resistance acting on a certain falling object is roughly proportional to the square of the object's velocity and is directed upward. If the object falls fast enough, will the force of air resistance eventually exceed the weight of the object and cause the object to move upward? Explain. 232

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