Help Required - Motion and Momentum

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SUMMARY

The discussion focuses on calculating the theoretical values of motion and momentum related to a soccer ball being kicked, specifically from a goalkeeper's perspective. The user, Jake, seeks equations for projectile motion, momentum, and impulse to analyze the kick's angle and velocity. Participants recommend using projectile motion equations, emphasizing the practicality of measuring displacement and time with basic tools like a tape measure and stopwatch. The conversation highlights the importance of understanding these concepts for accurate calculations in sports physics.

PREREQUISITES
  • Understanding of projectile motion equations
  • Basic knowledge of momentum and impulse concepts
  • Familiarity with measuring tools like tape measures and stopwatches
  • Grade 11 physics curriculum knowledge
NEXT STEPS
  • Research the equations of motion for projectile motion
  • Study the principles of momentum and impulse in sports
  • Explore methods for measuring contact time in sports physics
  • Learn about the effects of angle on projectile trajectories
USEFUL FOR

This discussion is beneficial for high school students studying physics, particularly those interested in sports science, as well as educators looking for practical applications of motion and momentum concepts in real-world scenarios.

Bmxican
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Hi all, fairly new to this site so I hope I've posted in the right spot and in the right format. Well I'm doing an assignment on the physics involved in sports at the moment and I need a little help with some calculations. I have decided to do a basic representaton of a soccer ball being kicked from the goal keeper and I am trying to find out the best angle. Now I have found out all the practical values by using a device that simulates a soccer kick. It is simplly like an A-Frame with a pendulum/arm swinging around a single pivot point which pivots around to kick a soccer ball (actually a golf ball for these tests.)

Homework Statement


Now my probelm is that we need to calculate some theoretical displacements and maybe velocity too, and I can't think of the right equations to use. So what are some possible equations that I could use to calculate the theoretical values?


Homework Equations


Well, I'm thinking something along the lines of projectile motion, motion, circular motion, momentum and impulse. Any of those seem logical?


The Attempt at a Solution


Well, nothing really yet, only the thought of possible equations.


Please don't bombard me with extremely complex equaitons or formulas unless you want to explain in depth as I'm only in Grade 11 at school.

Thanks Jake :smile:
 
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Circular motion --- not relevant
how would you calculate impulse accurately, you are talking about a fraction of a second contact time and i can't see how you could get that value without some slow motion cameras or something
projectile motion is by far your best bet all you will need is a tape measure and stop watch to be able to make a good model.
 
Ok thanks for that pat666. Really appreciated !
 

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