The carbon cycles recycles caronatoms(carbon dioxide) and the nitrogen cycle recycles nitrogen.and the carbon cycle makes carbon dioxide and the carbon dioxide goes to the trees ,and the trees get the nitrogen and starts the cycle again.
Answer:
- A, B, C and D are: elements or molecules
- A and B are: reactants
- C and D are: products
Explanation:
The expression "A + B <--> C + D" represents a chemical equation. A chemical equation represents the "mixture" of molecules or elements that will react and form other molecules and elements, so we can say that A, B, C and D represent molecules or elements.
But not only that. In a chemical equation, the elements and molecules that are before the symbol "<-->" represent the reagents in the equation. Therefore, A and B are the reagents. The elements or molecules found after the symbol "<-->" are the products of the reaction. Therefore, C and D are the products.
The lobster would be a secondary consumer.
Answer:
Development of testable hypothesis from observation
According to one theory “listening to Mozart music induce short improvement in certain kinds of cognitive task”. Study have shown a proposed link in improving the reasoning and visualization of students during examination in the presence of classical music. It means there is relationship between classical music and man hormonal system. Therefore, listening to classical music raise dopamine and treating depression level. It leads to better performance in examination.
Silveraja et al. (2015) studied the effect of classical music on examination performance while students solving their papers in examination hall. He concluded that in the presence of music the performance was better.
What are the chances that their offspring will have sickle cell anemia?
100%
