In this video, we solve a classic AP Physics 1 ramp to projectile motion problem step by step, showing how energy, kinematics, and motion concepts connect. Ideal for exam prep and for students looking ...

In this video, we use Python lists to simulate many projectile motion balls at once, showing how to store positions, velocities, and update motion over time. Learn a simple, scalable approach to run ...

Despite extensive use over 40 years, physical activity questionnaires still show limited reliability and validity. Measurements have value in indicating conditions where an increase in physical ...

1 Department of Kinesiology, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, USA 2 Center on Aging and Translational Research, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, USA 3 ...

Investigations were continuing today into the death of an Oxford University student who died after taking part in a human catapult stunt. Dino Yankov was killed after he was catapulted through the air ...

Some time around 89 B.C.—the exact year is debated—Roman forces led by the general Lucius Cornelius Sulla laid siege to the city of Pompeii, likely in response to its residents’ agitation for full ...

Coronal plane movements go side to side, like abduction and adduction, plus elevation and depression of the shoulder blade. Exercises include jumping jacks, side lunges, and lateral raises. Sagittal ...

Scandal tests Peru’s China ties as U.S. scrutiny intensifies A scandal surrounding undisclosed meetings with a Chinese businessman by Peru's acting president has shone an unflattering spotlight on the ...

Abstract: Neck muscle weakness causes the inability to raise and move the head, leading to fatigue, neck pain, and a “head-on-chest” posture (dropped head syndrome) in severe cases, which ...

Abstract: This paper introduces a novel wheelchair–exoskeleton hybrid robot featuring a retractable parallelogram lift, developed to assist individuals with mobility impairments in transitioning ...