This is a position vs time graph. is the man walking faster or slower in the green section compared to the red section?
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Question 2
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Question 3
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what is the farthest distance the walker gets from his starting point?
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Question 4
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Plug and chug time. You are on earth and you toss a ball up in the air with the initial velocity of 4 m/s. The ball starts 1 meter from the ground. How long does it take to hit the ground. given the following equation? use -10 m/s^2 for the acceleration due to gravity.
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Question 5
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Question 6
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Question 7
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Which of these is the best definition of inertia?
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Question 8
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Mass is simply a measurement of inertia. What is the definition of mass?
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Question 9
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Which of the following is a good example of Newton's first law of motion?
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Question 10
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Some people (such as me) will state newton's first law as a "unbalanced" external force rather than a "net" force. What does unbalanced mean here?
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Question 11
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Read in your physics book the following 56-62, the sections on Newton's first law, mass, and newtons second law of motion. the first two sections should re-ieterate the last video. Focus on the section on the second law. do you have any questions?
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Question 12
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Question 13
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If an object has no acceleration, does that mean there are no forces on the object? explain why or why not?
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Question 14
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What is the difference between weight and mass?
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Question 15
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true/false - and object with mass can have no weight
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Question 16
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Question 17
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Question 18
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A 400 kg bear is grasping a vertical tree slides down at a constant velocity. What is the friction force that acts on the bear?