Answer:
An atom is stable if the forces among the particles that makeup the nucleus are balanced. An atom is unstable (radioactive) if these forces are unbalanced; if the nucleus has an excess of internal energy. Instability of an atom's nucleus may result from an excess of either neutrons or protons.
Explanation:
Answer: D
Explanation: The consumption of fish especially the small fish e.g shellfish is by far the most significant source of ingestion-related mercury exposure in humans and animals.
Answer:
The right answer is D: realize that the term heavy describes an object one way and the term big describes it another way.
Explanation:
The studies of Piaget suggested that when a child is born, his brain if of a very basic kind of structure. He did not agree with the idea that intelligence is a pre-determined trait and in contrast he said that during the process of child's growth and development, when the interaction with environment occurs, his cognitive abilities also grow.
When the child is able to realize that term heavy describes an object one way and the term big describes it another way, that is the point when , children have acquired the cognitive skill of conservation.
Hope it help!
Answer:
This similarity indicates that mice share a common ancestor with humans. Mice have a tail, while humans have a tailbone
Answer:
a. hydroxyle in tyrosine
b. 3' OH
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