Describe How Gravitational Lensing Works

question 63

Essay

Describe how gravitational lensing works. What can it tell us about the galaxy that is doing the lensing? How is lensing valuable to the study of dark matter?

Identify and apply effective strategies for engaging and resonating with an audience.

Recognize and implement audience-centered presentation techniques.

Distinguish between different types of analogies and their uses in speeches.

Comprehend the concept of a central idea in speech and its significance.

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Definitions:

Self-Awareness

The understanding of one's personal traits, sentiments, drives, and aspirations.

Sympathetic Nervous System

A part of the autonomic nervous system that activates what is often termed the fight or flight response.

Withdrawal

The process of retracting or turning inward, often used to describe the physiological and psychological symptoms experienced when discontinuing a substance upon which one has become dependent.

Sodium Pentothal

A barbiturate drug historically used as a sedative and famously referred to as a "truth serum" in the context of interrogation.