Answer:
In a 2004 long-term prospective report, the United Nations Population Division projected the world population would peak at 9.22 billion in 2075. After reaching this maximum, it would decline slightly and then resume a slow increase, reaching a level of 8.97 billion by 2300, about the same as the projected 2050 figure.Explanation:
<h2>Hello There</h2><h2></h2><h2>1. Speed is the distance covered by a moving object per unit of time. It is simply how fast an object is moving without regards to direction. Acceleration is another concept which is rate of change of speed, specifically its velocity.</h2><h2 /><h2>2. When you're on the earth, you are constantly being compressed between the Earth's gravitational pull and the Normal reaction provided by the ground. </h2><h2 /><h2>3. Weight is a measure of the force of gravity on an object. Mass is the measurement of how much matter is in an object</h2>
Answer:
In order for a collision to be successful by resulting in a chemical reaction, A and B must collide with sufficient energy to break chemical bonds. ... This minimum energy with which molecules must be moving in order for a collision to result in a chemical reaction is known as the activation energy.