Three Flat Layers of Transparent Material Are Stacked Upon One

question 58

Multiple Choice

Three flat layers of transparent material are stacked upon one another.The top layer has index of refraction n₁,the middle has n₂ and the bottom one has n₃.If n₁ > n₂ > n₃,and if a ray of light strikes the top layer at an angle of incidence
,in which layer is the angle of refraction the greatest?

• A) the top layer
• B) the middle layer
• C) the bottom layer
• D) Once the ray enters the touching layers,the angle of refraction remains constant.

Explain the effect of various hormones on water and salt balance.

Describe the adaptations of the kidney to regulate blood pressure and volume.

Understand the pathological conditions related to improper kidney function.

Describe the importance of different regions of the kidney.

---

Definitions:

Extinct

Describes a species that no longer exists anywhere on Earth, having lost all its living members.

Bush Meat

Wild animals hunted for food in tropical countries, which can include various species of mammals, reptiles, and birds.

Anteaters−Bush Meat

The consumption of wild animals from the forest, including anteaters, as a source of protein.

Unsuitable Territory

An area or environment that does not meet the specific living, breeding, or growth requirements of a species.