Physics, 23.08.2021 18:20 Haleysaraya1
In the planetary model of the atom where electrons orbit a centralized nucleus, what is the approximate ratio of the radius of the nucleus to that of the electron orbits
Answers: 3
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 10:30
Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.
Answers: 1
Physics, 22.06.2019 18:00
Which statement is the best definition of an atom? a) anything that has mass and occupies space. b) the smallest particle that has the properties of an element. c) a substance that cannot be broken down chemically into simpler substances. eliminate d) the smallest unit of a substance that exhibits all of the properties characteristic of that substance.
Answers: 2
In the planetary model of the atom where electrons orbit a centralized nucleus, what is the approxim...
Mathematics, 16.10.2019 17:00
Geography, 16.10.2019 17:00
Biology, 16.10.2019 17:00
Biology, 16.10.2019 17:00
Mathematics, 16.10.2019 17:00
History, 16.10.2019 17:00
Mathematics, 16.10.2019 17:00
Physics, 16.10.2019 17:00
Mathematics, 16.10.2019 17:00
Social Studies, 16.10.2019 17:00
Business, 16.10.2019 17:00
Mathematics, 16.10.2019 17:00