II.2.6.2. Apply what you have learned

📝 Homework

1. Which of the following statements are true and false, respectively, and why?

a) 650 cs = 6,5 s

b) 1 h 5 min 40 s > 80 min 50 s

c) 5 zile 3 h 30 min 20 s < 4 zile 25 h 10 min 10 s

d) 4,6 hs = 460 s

Answer:

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2. Julia left home at 7:20 and arrived at school at 7:50. Knowing that she had 6 hours of class, every hour of 50 minutes with a break of 10 minutes and that on the way back she did 15 minutes more than on arrival, at what time did Julia get home?

Answer:

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3. Michael performed the experiment no. 4 to measure the oscillation period of a pendulum. He timed the time in which the pendulum made 10 oscillations each time and noted them in the following table:

Calculate the real value of the pendulum period in Michael's experiment.

Answer:

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