SUBJECT: SCIENCE 7
Most Essential Learning Competencies:
Quarter 1 Modules 1-5
1. Describe the components of a scientific investigation
2. Recognize that substances are classified into elements and compounds
3. Distinguish mixtures from substances based on a set of properties
4. Investigate properties of unsaturated or saturated solutions
5. Express concentrations of solutions quantitatively by preparing different concentrations of mixtures according
to uses and availability of materials
Most Essential Learning Competencies:
Quarter 1 Modules 1-5
1. Describe the components of a scientific investigation
2. Recognize that substances are classified into elements and compounds
3. Distinguish mixtures from substances based on a set of properties
4. Investigate properties of unsaturated or saturated solutions
5. Express concentrations of solutions quantitatively by preparing different concentrations of mixtures according
to uses and availability of materials
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Answer:
1.Lesson Summary Steps of a scientific investigation include identifying a research question or problem, forming a hypothesis, gathering evidence, analyzing evidence, deciding whether the evidence supports the hypothesis, drawing conclusions, and communicating the results
2. A substance that cannot be broken down into chemically simpler components is an element. ... A substance that can be broken down into chemically simpler components (because it has more than one element) is a compound. For example, water is a compound composed of the elements hydrogen and oxygen.
3.
-A pure substance consists only of one element or one compound.
-A mixture consists of two or more different substances, not chemically joined together.
4.How can you tell if a solution is saturated or unsaturated? If more solute is added and it does not dissolve, then the original solution was saturated. If the added solute dissolves, then the original solution was unsaturated.
Ikaw na bahala sa 5 hihi
pa brainlist nlang po :)