مصادر الكيمياء موقع لتعليم الكيمياء بصورة مبسطة
The scientific method: To understand a given phenomenon. Steps in scientific method 1- Making observation Qualitative : no numbers Example: The sky is blue and water is liquid Quantitative (called measurement): number+ unit Example: Water boils at 100 °C 2- Formulating hypothesis Hypothesis is a possible explanation for an observation 3- Performing experiments to test hypothesis: To gather new information …
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