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  1. .... Wikipedia lists 19 possible abbreviations that use SPE . At least three of them have something to do with physics...

    2 Answers · Science & Mathematics · 10/09/2007

  2. ... the last part of it? What do you mean by If the spe ? If the speed ..... or?? A body that moves with the speed of the...

    1 Answers · Science & Mathematics · 18/09/2012

  3. Work is a dot product of the force and displacement, so W = (x component of the force) x d = 400 N x 7 m = 2800 J = 2.8 kJ.

    1 Answers · Science & Mathematics · 31/12/2010

  4. Gravitational Potential Energy is calculated through this equation: mgh (mass x gravity x height(meters) First this you want to do is convert everything into meters. Next you will find the total amount of energy in the system...

    1 Answers · Science & Mathematics · 22/04/2013

  5. Just calculate the individual distances and sum them for the total distance: d = 45/60 * 55 + 16/60 * 95 + 55/60 * 50 km Then calculate the total time t (3 trip times plus 30 min). Average speed = d/t

    1 Answers · Science & Mathematics · 07/09/2009

  6. Speed vertically of 24m/sec will take a height of (v^2/2g) = 29.388 metres to attain. The v^2 is 24^2, not 15^2, and g used is 9.8.

    4 Answers · Science & Mathematics · 25/10/2011

  7. (a) by the amount of time it takes to fill the bucket: 22 L / 96 seconds = 0.23 Liters (equal to 230 cm^3) coming out of the hose every second. We think of the water coming out of the hose as as cylinder with length L, surface area A and volume V...

    2 Answers · Science & Mathematics · 30/03/2012

  8. Hey! here is the solution: http://urjnaswxkfjjknseochallenge.blogspot.com/2013/02/answer-to-yahoo-question_4345.html Momentum Conservation: Since the boat is at rest initially, the total momentum is zero. So it has to be zero after the mass is...

    2 Answers · Science & Mathematics · 18/02/2013

  9. Vx = 19.1*cos(33.4) = 15.95 m/s flight time T = 29.2m / 15.95m/s = 1.83s Vyi = 19.1*sin(33.4) = 10.51 m/s Vy = Vyi - g*T = 10.51 - 17.95 = -7.44 m/s (going down) speed = sqrt(Vx^2 + Vy^2) = 17.6 m/s

    2 Answers · Science & Mathematics · 04/10/2012

  10. From your problem statement it sounds like you're only interested in the vertical dimension, and you also need to neglect the effect of aerodynamic drag. With these assumptions, right before the ball hits the ground it has converted...

    2 Answers · Science & Mathematics · 15/07/2012

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