Physics, 30.10.2020 08:40 briannagisellegarcia
Explain how an aeroplane and fish moves smoothly in air and water respectively
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Physics, 21.06.2019 14:40
Using the given data table, calculate the acceleration of the skateboarder. you can use either form of the equation below?
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Physics, 21.06.2019 15:50
Aneutron and a proton combine to form a nucleus. why does the mass of the nucleus differ from the sum of the masses of the individual nucleons?
Answers: 1
Physics, 22.06.2019 03:30
The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.
Answers: 3
Physics, 22.06.2019 11:00
Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
Answers: 2
Explain how an aeroplane and fish moves smoothly in air and water respectively...
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