How is the world population projected to change in the next few decades? a. it is projected to level off. b. it is projected to decrease steadily. c. it is projected to increase steadily. d. it is projected to double within 5 years.

The correct answer is c, that is, it is projected to increase steadily.

Explanation:

At the moment, the present population of the world is predicted to be around 7.2 billion. It is anticipated that the population is going to get increased by 1 billion and is also anticipated to cross the mark of 9.6 billion by the termination of 2050. Thus, it can be said that the population is elevating at a stable rate. In the increase of the total population, the contribution of the developing countries would be greater.

i dont know this but ask your teacher for !

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave