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La física es una materia muy importante entre todas las disciplinas naturales, utilizada para explicar las maravillas de la vida, y también es una de las materias más difíciles de estudiar.
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- Unit 5 - Part 2 Centripetal acceleration Assessment POSSIBLE POIN VTS: 6.67 What is the centripetal acceleration of an object that is moving around a curve with a radius of 8 m if it completes 4 revolutions in 20 seconds?Hint: Find Period, then use that to find Velocity, then use that to find Acceleration. 0.63m/s2 3.63m/s2 12.63m/s2 30.63m/s2
- Unit 5 - Part 2 Centripetal acceleration Assessment POSS IBLE PO DINTS: 6. What is the centripetal force of a car with a mass of 1,500 kg that is moving with a velocity of 9m/s around a curve with a radius of 4 m? Hint: Find acceleration first then use that to find force. 120,375 12.375 30,375 54,375
- 1. What is the best description of the CMB? A. Energy from the Sun measured in microwaves B. The chemical composition of hydrogen and helium C. Residual energy leftover from the origin of the universe D. Evidence that galaxies are rapidly moving apart 2. How do scientists study light from 14 million miles away? A. Wavelengths using the electromagnetic spectrum B. Temperature using a thermometer C. Chemical composition using a microscope D. Reflection of light using a mirror 3. Microwaves from the CMB are considered to be the __ in the universe. A. Lowest frequency B. Highest frequency C. Newest D. Oldest
- Task #2 : Firearms Pre -Assessment Provide a description of how a firearm works/functions? square
- Answer in units of mm. __ 002 (part 1 of 2) 10.0 points How much pressure is applied to the ground by a 109 kg man who is standing on square stilts that measure 0 .06 m on each edge? Answer in units of Pa. __ 003 (part 2 of 2)10.0 points What is this pressure in pounds per square inch? Answer in units of lb/in^2
