Star Systems and Galaxies Answers

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Complete the paragraph to describe binary systems.

Answers:

⇒ two:two

⇒ wobble:wobble

⇒ eclipsing:eclipsing

Which statement does Lola need to correct, and why?

Statement 1 because spiral galaxies do not have arms.

Statement 2 because the bulges contain mostly young red stars.

Statement 3 because the arms are made of mostly young blue and blue-white stars.

Statement 4 because spirals galaxies contain little to no dust.

Use the drop-down menus to identify each type of galaxy pictured.

Answers:

Galaxy A::elliptical galaxy

Galaxy B::irregular galaxy

Galaxy C::spiral galaxy

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