The earth may be covered by many plants and have more water resource,fresh air,and natural resources than now because their is no any pollutant that can pollute the air water and soil so there may not be any kind of pollution and also there is more plant resource than now because now a day's most forests and plant vegetations are cuted down to make houses and also huge factories.
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Examples of physical changes in properties are melting, transition to a gas, crystallization, etc
Answer:
Most scientists, including Darwin, thought each species was specially created by God in its present form and did not change over time.
Explanation:
Breathing rate is controlled by breathing in co2 into your lungs and breathing out co2 hope this helps
