What Is Gravitational Lensing and What Can It Be Used

question 93

Essay

What is gravitational lensing and what can it be used to detect in astronomy?

---

Definitions:

Annuity

A financial product that pays out a fixed stream of payments to an individual, often used as part of retirement strategies.

Times Interest Earned

A metric assessing a firm's capability to fulfill its debt requirements using its earnings prior to interest and taxes.

Market Rate

Market rate is the common or prevailing price level for goods, services, or financial instruments in a specific marketplace.

Contract Rate

The agreed-upon price or interest rate specified within a contract.