Describe reflection and refraction. How do these processes enable astronomers to build telescopes? Do these principles work equally well for ALL types of non-optical telescopes; i. e. those built to view the non-visible regions of the electromagnetic spectrum (radio, infrared, ultraviolet, x-ray, gamma)? Explain carefully by using at least two specific examples from the list of the five.
Answers: 2
Physics, 21.06.2019 22:30
If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.
Answers: 1
Physics, 22.06.2019 04:30
The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.
Answers: 1
Physics, 22.06.2019 06:30
Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane
Answers: 1
Physics, 22.06.2019 09:30
Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
Answers: 2
Describe reflection and refraction. How do these processes enable astronomers to build telescopes? D...
Mathematics, 01.02.2021 16:40
Biology, 01.02.2021 16:40
Mathematics, 01.02.2021 16:40
Computers and Technology, 01.02.2021 16:40
History, 01.02.2021 16:50
Mathematics, 01.02.2021 16:50
Computers and Technology, 01.02.2021 16:50
Mathematics, 01.02.2021 16:50
Mathematics, 01.02.2021 16:50
Mathematics, 01.02.2021 16:50
History, 01.02.2021 16:50