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Seventh grade (also 7th Grade or Grade 7) is the seventh year of formal or compulsory education. The seventh grade is typically the first or second year of middle school. In the United States, kids in seventh grade are usually around 12–13 years old. Different terms and numbers are used in other parts of the world.
The hierarchy of biological classification's eight major taxonomic ranks.A domain contains one or more kingdoms. Intermediate minor rankings are not shown. In biology, a kingdom is the second highest taxonomic rank, just below domain.
Science assessments such as WASL in Washington state [8] contain very little factual content, and most assessment is based on the ability of students as young as the fifth grade to construct and interpret science experiments. By contrast, previous generations of high school and even college students were only expected to participate in, rather ...
In the United States (U.S.), grades traditionally begin at 1 and run to 12; they are referred to by ordinal number (e.g., first grade or 1st grade). An additional preceding level called kindergarten ("K") is now standard in most areas, and a further preceding level called preschool education or nursery school is not uncommon.
The ISCED definition in 1997 posited that primary education normally started between the ages of 5 – 8 and was designed to give a sound basic education in reading, writing, and mathematics along with an elementary understanding of other subjects.
Biology is the overall natural science that studies life, with the other life sciences as its sub-disciplines. Some life sciences focus on a specific type of organism. For example, zoology is the study of animals, while botany is the study of plants. Other life sciences focus on aspects common to all or many life forms, such as anatomy and ...
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Natural science can be divided into two main branches: life science and physical science. Life science is alternatively known as biology, and physical science is subdivided into branches: physics, chemistry, astronomy and Earth science. These branches of natural science may be further divided into more specialized branches (also known as fields).