You Observe a Distant Galaxy, and See That Most of the Blue

question 49

Multiple Choice

You observe a distant galaxy, and see that most of the blue light is coming from regions along spiral arms and in the outer regions of the galaxy. This blue light indicates that these regions contain:

• A) likely sites for planets with life
• B) neutron stars and white dwarf stars
• C) K-type supergiants
• D) only old, low-mass stars
• E) young, massive stars

Realize the potential influence of third variables/confounding variables in correlational studies.

Discern the critical difference between correlation and causation in interpreting research findings.

Understand and apply the principles of combinations and permutations to determine the number of possible groups, selections, or orderings.

Understand the concept of sample spaces and how to calculate the number of sample points for various experiments.

---

Definitions:

Fovea

A minimal dip in the eye's retina where the clarity of vision is at its peak because it contains a large number of cones.

Color Vision

The ability of the human eye and brain to distinguish objects based on the wavelengths of the light they reflect, emit, or transmit.

Flexibility

The quality of bending easily without breaking, or the ability to adapt to new, different, or changing requirements.

Pupil

The adjustable opening in the center of the eye through which light enters and is focused on the retina.