On the First Day of School, Ted's Fifth Grade Teacher

question 350

Multiple Choice

On the first day of school, Ted's fifth grade teacher asks her students to introduce themselves and tell the class what they did on their summer vacation. Ted notes that all of the smart kids had gone on great trips; so travel, he reasons, must make you smart. Ted gathers information from the students in his school and analyzes it. Ted is testing this ________.

• A)theory
• B)fact
• C)hypothesis
• D)formal explanation

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Definitions:

Lymphocytes

A type of white blood cell that plays a significant role in the immune system, fighting off infections and diseases.

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system and can lead to AIDS if not treated.

AIDS

Acquired Immune Deficiency Syndrome, a life-threatening condition caused by the human immunodeficiency virus (HIV), which severely damages the immune system.

Endorphins

Natural, opiate-like neurotransmitters linked to pain control and to the experience of pleasure.