This is an opinion question you don’t need Brainly for this
It was believed that a asteroid hit the Earth (specifically Mexico) when the asteroid hit it caused a freezing darkness due to dust and debris being kicked up by the asteroid . The dust and debris blocked the sunlight causing a temperature drop.
Answer:
https://www.eartheclipse.com/pollution/primary-causes-of-air-pollution.html
Explanation:
Answers:-
eg.-. of decomposers include bacteria, fungi, some insects etc
Explanation:The organisms that break down the organic matter in the dead bodies of plants and animals and return them to the environment are called decomposers.
Potassium-40 has a half life of 1.251×billion<span> years</span><span>. To determine the percentage potassium-40 remaining after 3.9 billion years, divide
3.9 by 1.251, = 3.12.
This is the number of times the original amount of potassium-40 reduces by 50%. The remaining percentage is therefore 100%/(3.12 * 2) = 16.03%.</span>