If star a is twice as far as star b, and they are identical in all other ways, then the
bright...
Answers: 2
Physics, 21.06.2019 21:30
One day, after pulling down your window shade, you notice that sunlight is passing through a pinhole in the shade and making a small patch of light on the far wall. you see that the patch of light seems to be a circular diffraction pattern. it appears that the central maximum is about 1 cm across and you estimate that the distance from the window shade to the wall is about 3 m. what is (a) the average wavelength of sunlight? (b) the diameter of the pinhole?
Answers: 3
Physics, 22.06.2019 00:30
Asap time is ! best answer gets compose at least one well-developed paragraph on the following: define the term concurrent powers, and give an example of a concurrent power of government.
Answers: 1
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 13:00
Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.
Answers: 2
Mathematics, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28
History, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28
Chemistry, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28
Chemistry, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28
History, 28.01.2020 13:28
Social Studies, 28.01.2020 13:28
Mathematics, 28.01.2020 13:28