All industry is made up of four sectors that are a linked together like a chain: primary, secondary, tertiary and quaternary industry. Industries in the primary and secondary sectors are the ...

Primary agricultural goods are untreated products which come directly from nature or from the primary sector. Secondary agricultural goods are treated products and preparations from primary ...

Whether they are making circuits, discovering how plants grow or learning how gravity works, our new primary and lower secondary resources help your learners develop critical thinking, communication ...

Primary dysmenorrhea is menstrual pain with no underlying medical cause. Secondary dysmenorrhea is menstrual pain that results from structural abnormalities or medical conditions of the ...

Each food chain is a descriptive diagram including ... energy flow from primary producers to primary consumers (herbivores), and from primary consumers to secondary consumers (carnivores).

Moving from primary school to secondary school is an exciting time of life, but for many children it can also be a daunting prospect. A new, much bigger school can offer greater independence ...

The result of this is that even as the primary side is kept well below the saturation point where efficiency plummets, the secondary side is kept within this saturation region, enabling a very ...

Share the best of The Jakarta Post with friends, family, or colleagues. As a subscriber, you can gift 3 to 5 articles each month that anyone can read—no subscription needed! resident Prabowo ...

Asthma is the most common chronic disease of childhood and, in the latter part of the 20th century, reached epidemic proportions. Asthma is generally believed to result from gene-environment ...

Students tell us what they have learned from the platonic, familial and romantic relationships in their lives. By The Learning Network How do you feel about automated vehicles? What effects do ...

What's the best air fryer to buy? The air fryer is a relatively new addition to the world of appliances, and in my eyes, it's a magical countertop appliance. Whether you're an expert home chef or ...

Whether they are making a house with 3D shapes, learning how to gather data or discovering sequences, our new primary and lower secondary resources help your learners develop critical thinking, ...