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  1. ...change at all, while the vertical component varies because of gravity.  At the highest point in the trajectory the vertical component is zero and all the speed is in the horizontal component.  So the horizontal component is 100 m...

    2 Answers · Science & Mathematics · 22/10/2020

  2. ... difference is the maximum recording speed . To benefit from a higher speed , both the DVD media and the recording drive must be capable of...

    5 Answers · Computers & Internet · 19/10/2020

  3. ... resistance does use up lots of gasoline when traveling at high speeds . I think when I click the A/C on I get about 1-2...

    3 Answers · Cars & Transportation · 21/10/2020

  4. a) time to fall t = √(2h / g) = √(2*1.2m / 9.8m/s²) = 0.49 s ◄ b b) v = x / t = 2.6m / 0.49s = 5.3 m/s  ◄ a c) V = √(v² + 2gh) = √(5.3² + 2*9.8*1.2) m/s = 7.2 m/s ◄ b

    1 Answers · Science & Mathematics · 22/10/2020

  5. ...3 = 45m 2.. Kinetic energy is proportional to speed squared.  So the faster ball ...mgh, the faster ball goes 2.25 times higher than the slower ball. 3. y = ut +  ...

    1 Answers · Science & Mathematics · 17/10/2020

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