No, \( \sqrt{16} \) is not rational, because:

- The notation \( \sqrt{16} \) refers to the square root of 16.
- Since \( \sqrt{16} = 4 \), and 4 is a rational number (can be expressed as \( \frac{4}{1} \)), \( \sqrt{16} \) is rational.

Thus, \( \sqrt{16} = 4 \), which is rational.

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Here are some related questions:

1. What makes a number rational or irrational?
2. Is the square root of every perfect square rational?
3. How can we determine whether a square root is rational or irrational?
4. What are the properties of rational numbers?
5. Can cube roots be rational?

**Tip**: A number is rational if it can be expressed as a fraction of two integers.

Explore whether the square root of 16 (√16) is a rational number. This problem provides a clear explanation of square roots, rational numbers, and how √16 equals 4, which is a rational number. Perfect for students in Grades 6-8 looking to understand number theory and square roots.

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