Hypothesize what kind of galaxy would result from two similar-mass interacting spiral galaxies and two similar- mass interacting elliptical galaxies
What will be an ideal response?
Two interacting spirals may end up like a spiral and elliptical like the whirlpool galaxy and two elliptical galaxies might end up like the Mice galaxy.
You might also like to view...
Three identical 3.0-µC charges are placed at the vertices of an equilateral triangle that measures 30 cm on a side. What is the magnitude of the electrostatic force exerted on any one of the charges? (k = 1/4??0 = 9.0 × 109 N ? m2/C2 )
A) 1.6 N B) 1.8 N C) 2.0 N D) 2.2 N E) 2.4 N
How are radio waves generated? How are they detected? What do you think limits the highest radio frequency that can be generated?
A goldfish is swimming in water (n = 1.33) inside a spherical plastic bowl of index of refraction 1.33 . If the goldfish is 10.4 cm from the front wall of the 26.4-cm radius bowl, where does the goldfish appear to an observer in front of the bowl?
a. 7.12 cm behind the plastic b. 15.9 cm behind the plastic c. 12.2 cm behind the plastic d. 8.67 cm behind the plastic e. 12.2 cm behind the plastic
Which of the following waves exhibit interference?
A. Only water B. Only sound C. Sound, water, and light D. Only light E. None of these choices are correct