Car Crash!
Two cars collide. Calculate the coefficient of friction between the car and the road.
Curling!
Calculate the kinetic friction coefficient with and without the help of the sweepers.
Free Kick!
Calculate the force due to air resistance acting on the soccer ball as it soars through the air.
Machine’s Work!
Calculate the work done by the machine between different points
Pinball Wizard
Calculate the spring constant and the speed of the pinball just after pulling the plunger.
Pushing a Toy Car!
Find the work done on the toy car.
Raindrops Keep Falling on my Head!
Calculate the speed of a raindrop just before hitting the ground
Umbrella!
Calculate the change in mechanical energy when the umbrella is opened.
Water Fountain!
Enough power to "lift up 1 meter a 1 Ton anvil, in half a second".
Celebrating a Soccer Goal
Jose Mora2024-02-25T20:03:47-05:00A soccer player celebrates a goal by falling to his knees and sliding across the ground. If the mass [...]
Sombrilla
Calcula el cambio en la energΓa mecΓ‘nica cuando se abre el paraguas.