___________ have elongated nuclei with spiral structure extending from the ends of the elongations. The Milky Way is a member of this class of galaxy

a. Spiral galaxies
b. Barred spiral galaxies
c. Elliptical galaxies
d. Irregular galaxies
e. S0 galaxies


b

Physics & Space Science

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The observable Universe changes with the usage of new and better telescopes like the current Hubble and the future James Webb

a. True b. False Indicate whether the statement is true or false

Physics & Space Science

1062/1060 = 100. What is ln 1062/ln 1060?

A. 100 B. 10 C. 4.6 D. 1.0

Physics & Space Science

In a relay race, runner A is carrying the baton and has a speed of 2.8 m/s. When he is 25 m behind the starting line, runner B starts from rest and accelerates at 0.080 m/s2. How fast is B traveling when A overtakes her?

A) 0.10 m/s B) 0.33 m/s C) 0.84 m/s D) 2.0 m/s E) Runner A never catches up.

Physics & Space Science

Consider a particle composed of quarks. (a) The negative pion is composed of what combination of up and down quarks? (b) Is the negative pion a baryon or meson? (c) Is the negative pion a lepton or a hadron?

What will be an ideal response?

Physics & Space Science