20. barnard's star is about 5.9 light-years from the sun. the 1 point
star has an approximate...
Physics, 16.10.2019 19:00 Arellano2373
20. barnard's star is about 5.9 light-years from the sun. the 1 point
star has an approximate temperature of 2,800 k. based on
the diagram below, what spectral class does barnard's star
belong to?
Answers: 2
Physics, 22.06.2019 05:50
Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.
Answers: 2
Physics, 22.06.2019 12:30
Which governments provide garbage collection services to homes and businesses
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Physics, 22.06.2019 14:20
A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.
Answers: 3
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