This insect ia s small durable beast.
Is this an adjective in the above sentence?
Yes.
The truck makes sudden stops.
Yes, "small" is an adjective in the given sentence.
To determine if a word is an adjective, we can look for a word that describes or modifies a noun. In this case, "small" describes the noun "beast." It gives us information about the size of the insect, making it an adjective.