The answer for "What is petrified wood made of?" would be minerals.
Answer:
leadership, maintaining order, providing public service, providing economic security, providing national security and providing economic assistance
Explanation:
elginisd.net
These factors contribute to the development of the population.This phenomena had happened in the last 2 centuries in all of the countries to help to improve the conditions of the life.
Answer:
<h2>1.do not cut trees</h2>
2. do not throw litter everywhere
3. use biodegradable materials instead of plastic
4.use renewable sources of energy
5.avoid burning of wastes
<h2>please mark as brainliest. </h2>
