PreparED Study Materials
PHYS 250: PHYS 250
School: Western Kentucky University
Number of Notes and Study Guides Available: 2
Notes
Videos
Spacecraft Speed Change in 1 Week with 0.09-N Thrust
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Discover the impact of a 0.09-N thrust engine on a 480 kg spacecraft's speed during 1 week of maximum power operation. Uncover the assumptions involved in this space physics scenario.
Virtual and Real Images of a Cat Facing a Converging Lens
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Explore the fascinating optical phenomena involving a cat, a converging lens, and the creation of virtual and real images.
Angle Conversion: Radians to Degrees and Degrees to Radians
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Learn how to convert between radians and degrees for various angle measurements, expanding your understanding of angular units.
Monkey and Cart: Impact of Cantaloupe on Speed
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Join us as we delve into the physics of a monkey and her cart, complete with a spring. Witness the intriguing change in maximum speed when the monkey picks up a cantaloupe. Learn how mass and vibrations affect the outcome.
Calculating Displacement: West and South Travel
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Learn how to calculate total displacement when traveling west and south at different speeds and durations. Explore the direction and magnitude of your journey in this informative video.
Kinetic Energy: Saturn 5 & Apollo at 11.2 km/s Speed
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Learn how to calculate the kinetic energy of a Saturn 5 rocket with an Apollo spacecraft attached using physics principles and formulas. Understand the importance of unit conversion and the work-energy theorem as you plug values into the KE = 1/2 mv² formula. Discover that the kinetic energy for this rocket and spacecraft combo is an astonishing 1.82 x 10¹³ Joules.