Physics, 07.10.2019 22:30 SMURFETTE86
The equation bold r (t )equals(8 t plus 9 )bold i plus (2 t squared minus 8 )bold j plus (6 t )bold k is the position of a particle in space at time t. find the particle's velocity and acceleration vectors. then write the particle's velocity at t equals 0 as a product of its speed and direction.
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Physics, 22.06.2019 19:30
In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.
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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, 22.06.2019 23:00
1which body contains the majority of the mass in the solar system earth jupiter the moon the sun 2 what keeps the objects in the solar system such as planets orbiting around the sun the force of gravity the galaxy exerts on all objects within it including the solar system the great distance between the sun and the planets the sun's nuclear fusion which acts on each object the gravitational force between the sun and each object in the solar system
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Physics, 23.06.2019 19:00
Which number has five significant figures? a. 52,000 b. 8.002 c. 6.0000 d. 0.2350
Answers: 1
The equation bold r (t )equals(8 t plus 9 )bold i plus (2 t squared minus 8 )bold j plus (6 t )bold...
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