Physics, 07.12.2021 01:00 Erinkim2292
(50 POINTS) please answer each question:
what is the Distance from Earth (light years)
what is the Visual Luminosity in comparison to Sun
what is the Surface Temperature (Kelvin)
stars:
Sun
Alpha Centauri A
Sirius B
Barnard’s Star
Vega
Proxima Centauri
Answers: 2
Physics, 21.06.2019 16:30
Calculate the kinetic energy of earth due to its spinning about its axis. krot = j compare your answer with the kinetic energy of the orbital motion of earth's center of mass about the sun. assume earth to be a homogeneous sphere of mass 6.00 1024 kg and radius 6.40 106 m. the radius of earth's orbit is 1.50 1011 m.
Answers: 2
Physics, 22.06.2019 17:00
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: 3
Physics, 22.06.2019 23:30
Avector a⃗ has a length of 8.6 m and points in the negative x direction. find the x component of the vector −3.7a⃗ .
Answers: 1
Physics, 22.06.2019 23:50
What is part of a line has one endpoint and continues in one direction?
Answers: 1
(50 POINTS) please answer each question:
what is the Distance from Earth (light years)
...
...
Mathematics, 31.03.2021 21:30
Social Studies, 31.03.2021 21:30
French, 31.03.2021 21:30
Law, 31.03.2021 21:30
Mathematics, 31.03.2021 21:30
Computers and Technology, 31.03.2021 21:30
Mathematics, 31.03.2021 21:30
Mathematics, 31.03.2021 21:30
Mathematics, 31.03.2021 21:30
Mathematics, 31.03.2021 21:30
English, 31.03.2021 21:30