The shortest distance between two points in flat Euclidean space is a
A) straight line.
B) geodesic.
C) neither of these
Answer: A
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In the context of the Sun's atmosphere, discuss the important properties of spectra
What will be an ideal response?
A way to demonstrate to yourself that light is a wave is by
A) allowing light from two flashlights to strike a screen. B) observing light as it bends while passing from air into water. C) using a prism to separate light into its various components. D) allowing light to reflect from a mirror. E) observing the light that passes through a narrow space between your fingers.
What could explain the darker appearance of moons and rings in the outer solar system?
A) They shine by the diminished light at that great distance from the Sun. B) They are made of small, sooty particles and radiation darkening with loss of volatile bright ices. C) They are composed of basaltic eject from the volcanism on Ariel and Triton. D) They are made of water ice that reflects light much more poorly at the very low temperatures of these moons. E) They are composed of mostly rocky material, like S type asteroids.
The ________ hypothesis was considered plausible in the 1800s, but is it no longer taken seriously
Fill in the blank(s) with correct word