Which of the Following Is Longest

question 15

Multiple Choice

Which of the following is longest?

• A) 3.0 nm
• B) 300 pm
• C) 3.0 × 10^-4 m
• D) 3.0 × 10^-10 cm
• E) 3.00 × 10^-9 km

---

Definitions:

Tuberculin Syringe

A small syringe with a fine needle used for tuberculin testing and precise measurements of medications.

mL

Milliliter, a metric unit of volume equal to one thousandth of a liter, commonly used in liquid measurements.

Measured Syringe Volume

The quantity of liquid measured within a syringe, typically used for precise drug administration.

mL

Milliliter, a unit of volume in the metric system equal to one thousandth of a liter.