Respuesta :

afrahkirmani68

Answer:

There are 3 types of scientific investigations.

Explanation:

Types of Scientific Investigations

Controlled Investigation.

Field Investigation.

Design Investigation.

Secondary Research Investigation.

jayalalitha637

Answer:

Explanation:

there are three types :

Scientists use three types of investigations to research and develop explanations for events in the nature: descriptive investigation, comparative investigation, and experimental investigation.

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