Physics, 10.12.2020 08:50 emmajules889
A roller coaster has a mass of 300 kg. It drops from rest at the top of a hill
that's 101 m tall. How fast is it going when it reaches the bottom?
Acceleration due to gravity is g = 9.8 m/s2.
Answers: 1
Physics, 22.06.2019 02:30
Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.
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Physics, 22.06.2019 06:30
The energy of a photon was found to be 3.38 Γ 10β19 j. planckβs constant is 6.63 Γ 10β34 j β’ s. which color of light corresponds to this photon?
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What are the north and south poles of a solenoid change with?
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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.
Answers: 1
A roller coaster has a mass of 300 kg. It drops from rest at the top of a hill
that's 101 m tall. H...
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