6th Grade Science
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6th Grade Science - Leaderboard
6th Grade Science - Details
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9 questions
| 🇬🇧 | 🇬🇧 |
| What is a chemical change? | The formation of a new substance with different properties; cannot be undone by physical means |
| What is a chemical formula? | A representation of a compound in which the elements are represented by their symbols and subscripts represent the number of atoms of each element |
| What is a chemical symbol? | Representation of the name of an element; written as a capital letter or a capital letter followed by a lowercase letter(s) |
| What is a compound? | A pure substance made by chemically combining two or more elements; represented by a chemical formula |
| What is an element? | A pure substance that cannot be broken down chemically into simpler substances |
| What is a physical change? | Change which alters the physical properties of a substance without changing its identity |
| What is precipitate? | The solid that is formed as a result of a chemical change |
| What is a pure substance? | A substance that is not mixed with any other substance |
| What is a subscript? | The number written tothe right and slightlybelow an element in achemical formula;represents the numberof atoms of an elementpresent in a chemicalformula |