Explain why Titan is of great interest to astronomers
What will be an ideal response?
It's thick atmosphere provides another testbed for our understanding of the greenhouse effect. It's complex atmospheric chemistry produces many compounds of astrobiological interest. It's the only other world known to have a hydrologic cycle, though it is too cold for water to ever be liquid - the cycle involves methane and ethane.
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Incompressible flow means that the fluid's density is constant
Indicate whether the statement is true or false
An object, located 80.0 cm from a concave lens, forms an image 39.6 cm from the lens on the same side as the object. What is the focal length of the lens?
a. –26.5 cm b. –120 cm c. –78.4 cm d. –80.8 cm e. –20.0 cm
The vertical displacement of a string is given by y(x,t) = (6.00 mm) cos[(3.25 m-1)x - (7.22 s-1)t]. What is the amplitude of the wave?
A) 6.00 mm B) 12.0 mm C) 3.00 mm D) 2.00 mm E) None of the other choices is correct.
For an anchor stem of a hip implant, the requirement of 8 % ductility rules out what class of materials?
(a) Metals (b) Polymers (c) Ceramics (d) Composites