Physics, 14.08.2021 14:00 rockyroad19
A pulse has a speed of 5cm. s^-1. How far does it travel in 2,5s?
Answers: 3
Physics, 21.06.2019 20:30
Which statement best describes how private industry decides where to spend the money on research and development
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Physics, 22.06.2019 10:30
Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.
Answers: 3
Physics, 22.06.2019 12:30
Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j
Answers: 3
Physics, 22.06.2019 15:50
How many neutrons does plutonium -196 with an atomic number of 78.
Answers: 3
A pulse has a speed of 5cm. s^-1. How far does it travel in 2,5s?...
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