A Convex-Concave Thin Lens Is Made with the Radius of Curvature

question 54

Multiple Choice

A convex-concave thin lens is made with the radius of curvature of the convex surface being 25.0 cm and the concave surface 45.0 cm.If the glass used has index of refraction 1.500,what is the focal length of this lens?

• A) -32.0 cm
• B) 32.0 cm
• C) 113 cm
• D) 67.5 cm
• E) -113 cm

Analyze the effects of environmental conditions on population dynamics.

Understand the concept of semelparous and iteroparous life histories and the factors influencing these reproductive strategies.

Determine appropriate methods for estimating population sizes based on the characteristics of the species.

Explain the factors contributing to the rapid increase in human population since 1825.

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Definitions:

Catacomb

Underground cemetery consisting of a subterranean network of tunnels and rooms with recesses for tombs, used primarily in ancient Rome.

Praying

The act of communicating with a deity or spiritual being in thought or out loud, often seeking guidance, assistance, or expressing gratitude.

Lunette

A semicircular area (with the flat side down) in a wall over a door, niche, or window; also, a painting or relief with a semicircular frame.

Heavenly Reward

The ultimate spiritual or divine recompense believed to be bestowed upon individuals after death based on their earthly lives and deeds.