A.) half - life of a radioactive substance is defined as the time during which concentration of the substance becomes half the initial value.
Answer:
i believe its precipitation??
Explanation:
Answer:
The correct answer is A Energy leaves the iron bar and enters the wood until the temperature are equal.
Explanation:
According to the law of conservation of energy or the first law thermodynamics energy neither be created nor destroyed, energy is transferred from one form to another form.
Here iron bar is placed in wood block energy is transferred from iron bar to wood until the temperatures are equal.
There are less sharks farther from coral reefs.
