Walter is a botanist. He often needs to weigh parts of plants, such as flowers or leaves. Which of the following units would likely make Walter’s measurements easiest to read?

Flowers and leaves are usually light, so Walter would need a small unit to measure their mass clearly. Grams are suitable for weighing small objects, while tons, pounds, and kilograms are much larger units. Therefore, grams would make his measurements easiest to read.

AI-written and checked against the verified answer.