Physics, 05.05.2020 23:09 HalpMehPlz
Gamma rays are photons with very high energy. How many visible-light photons with a wavelength of 500 nm would you need to match the energy of a gamma-ray photon with energy 2.1×10⁻¹³ J? (h = 6.626 × 10⁻³⁴ J · s, c = 3.00 × 10⁸ m/s)
Answers: 1
Physics, 22.06.2019 07:30
Tall pacific coast redwood trees can reach heights of about 100 m. if air drag is negligibly small, how fast is a sequola cone moving when it reaches the ground f it dropped from the top of a 100 m tree?
Answers: 1
Physics, 22.06.2019 10:00
Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
Answers: 1
Physics, 22.06.2019 20:30
What are some important factors to consider when choosing a warm-up before your workout?
Answers: 2
Gamma rays are photons with very high energy. How many visible-light photons with a wavelength of 50...
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