Questions and answers by

MrMrMangohead

Questions (9)

Q3. Compare the two different scenarios of getting a heavy piece of furniture up five steps to the main entrance door of a
1. 0 answers
2. 228 views
Q2. Compare the two different scenarios of getting a heavy bag of cement to a height of 1 meter.(a) Lifting the bag vertically
1. 1 answer
2. 408 views
Q1. Assume that a horse pulls a sleigh in a way that the sleigh moves at constant velocity. What is the work being done on the
1. 0 answers
2. 269 views
Q1. Assume that a horse pulls a sleigh in a way that the sleigh moves at constant velocity. What is the work being done on the
1. 0 answers
2. 349 views
Q8. Explain what action/reaction pair is acting to help you walk. Describe magnitudes and directions of these two forces.
1. 1 answer
2. 305 views
Q12. How big is a Moon? How big is a Mars? What is therefore the weight of the person from Q11 on the Moon? What is the person's
1. 1 answer
2. 320 views
Q11. A person has a mass of 70 kg. What is this person's weight? What is the force that this person exerts onto the Earth? What
1. 1 answer
2. 654 views
Q17. How long does it take the minute arm on a wall clock or wristwatch to make one revolution? Measure the length of a second
1. 1 answer
2. 617 views
Q10. Sitting in the passenger seat you observe that the drive of the car needs only 3 seconds to come from a speed of 35 mph on
1. 1 answer
2. 572 views

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