Physics, 07.07.2019 04:00 AnimePo2020
While performing an experiment, the student creating the data table is not sure if a measurement from the experiment is a vector or scalar. which question should she ask to determine if a measurement is a vector or a scalar? a) is the measurement a rate? b) is the measurement in metric units? c) does the measurement include direction? d) does the measurement include magnitude?
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Physics, 22.06.2019 16:00
The amount of potential energy possessed by an elevated object is equal to what?
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Physics, 22.06.2019 20:30
Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3
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Physics, 23.06.2019 00:20
What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
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While performing an experiment, the student creating the data table is not sure if a measurement fro...
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