By Age 3, the Brain Is About __________ of Its

question 139

Multiple Choice

By age 3, the brain is about __________ of its adult weight, and by age 6 it is __________.

• A)50%; 70%
• B)60%; 80%
• C)70%; 90%
• D)80%; 100%

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Definitions:

Helicopter

A type of aircraft that can take off and land vertically, as well as hover and move forward, backward, and laterally through the air, thanks to its rotating blades.

Predicate

In grammar, the part of a sentence or clause containing a verb that states something about the subject. In logic, the property or characteristic affirmed or denied about the subject of a statement.

Similarity

The state of being alike or having common features or characteristics.

Deductive Step

A step in reasoning in which one proceeds logically from premises to a definite conclusion, ensuring the conclusion necessarily follows.