Physics

Physics, 20.09.2020 16:01, yuvallevy14

a student makes an observation that a colorless solution turns blue this kind of observation is called

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Physics, 22.06.2019 02:10, lolsmaster3951

Which statement correctly describes the relationship between frequency and wavelength?

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Physics, 22.06.2019 11:00, Arielledt10

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

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Physics, 22.06.2019 17:10, katelynzaro

It's a snowy day and you're pulling a friend along a level road on a sled. you've both been taking physics, so she asks what you think the coefficient of friction between the sled and the snow is. you've been walking at a steady 1.5m/s, and the rope pulls up on the sled at a 32 ∘ angle. you estimate that the mass of the sled, with your friend on it, is 65 kg and that you're pulling with a force of 80 n .

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Physics, 22.06.2019 18:30, ayahabdulhaqq2

An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?

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