Melissa Uses a Sunscreen with an SPF Rating of 20

question 150

Multiple Choice

Melissa uses a sunscreen with an SPF rating of 20, which means that

• A) she can stay in the sun for 20 minutes without getting tanned or burned.
• B) she can stay in the sun 20 times longer without getting burned than if she did not use it.
• C) she is protected from the full range of ultraviolet radiation.
• D) her sunscreen contains 20 different ingredients to block ultraviolet radiation.

Understand the psychological and social effects of pubertal changes.

Identify strategies for dealing with stress and depression in adolescence.

Recognize the importance of metacognitive skills and their implications for adolescents.

Understand the concept and characteristics of formal operational thought in developmental psychology.

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Definitions:

Species' Ecological Role

The unique function or position an organism or species serves in its ecosystem, influencing its survival and the diversity of life in that ecosystem.

Biological Community

A group of interacting organisms of different species living in a common location and sharing resources.

Ecological Niche

The role and position a species has in its environment; how it meets its needs for food and shelter, how it survives, and how it reproduces.

Local Environment

The specific surroundings or conditions in which a person, plant, or animal lives or operates.