What is usually the first step followed during a scientific investigation?

The first step usually followed during a scientific investigation is making an observation. Scientists begin by carefully observing an event, object, or problem to gather information and identify questions that need to be answered.

Observation involves using senses, tools, and instruments to collect facts about the natural world. After making observations, scientists generally ask questions, form a hypothesis, perform experiments, collect data, analyse results, and draw conclusions.

For example, noticing that a plant grows better in one place than another is an observation. A scientist can then investigate possible reasons such as sunlight, water, or soil conditions.

Observation is important because it provides the foundation for the scientific method. Careful observations help scientists develop reliable explanations, discover new information, and improve understanding of different natural processes.