Law of Acc. QUIZ

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1. How fast will an object with a mass of 15kg accelerate if a force of 72N is constantly applied to it?

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2. An object with a mass of 12 kg has a force of 224 newtons applied to it. What is the resulting acceleration of the object?

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3. What is the force needed to apply to a 60kg child for him to acquire an acceleration of 2m/s²?

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4. A cyclist applies a net force of 225N, accelerates a bicycle at 2m/s². What is the total mass of the cyclist-bicycle system?

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5. What is the weight (force) of an astronaut of mass 100kg.

a.     Earth-(9.8m/s²)

b.     Moon – (1.7m/s²)

c.      Mars – (3.7 m/s²)

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6. If the mass is 60 kg, do you want to calculate the weight of a body in the moon? g is given as 1.625 m / s².

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7. Do you want to calculate the weight of an object on Earth with a  mass of 25 kg?

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8. A skydiver of mass 70kg has jumped out of a plane two miles above the surface of the earth. After 20 seconds, he has reached terminal velocity, meaning he is no longer accelerating. What is the force of the air on the skydiver's body?

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9. If we apply a constant force of 100N on a 10kg object that is located on a frictionless surface, what is the acceleration of the object?

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10. If a 5kg object is subjected to a force of 10N, by how much will it accelerate?