<span>Elements of ecosystems are mutually dependent on each other.</span>
Answer:
The star is a member of an eclipsing binary star system
Explanation:
- A careful explanation about the measurement reveals that the star maintains a steady and apparent shape of brightness and at most of the time remains brighter.
- With and usual intervals of about the 73 hours and then the star becomes contestant dimmer for about every toe hours and is due to the fact that the star is a member of the eclipsing system.
Answer: Revolves 365 1/4 around the sun every year. This
This is equivalent to how many days are in a year
Answer:
1. Which continent has the oldest population?Asia and Europe are home to some of the world's oldest populations, those ages 65 and above. At the top is Japan at 28 percent, followed by Italy at 23 percent.
2. What percentage of the world is below the age of 20? more than 147 million people around the world were between the ages of 80-99, accounting for 1.9% of the global population.
3. What percentage of the world is 40-59? 23.1%
4. What percentage of the World is above 60?A worldwide phenomenon
According to the latest estimates, by 2050 there will be 2 billion people aged over 60 (22% of world population). In 2050, world population is projected to be 3.6 times larger than it was in 1950.
5. Knowing these numbers, what problems do you believe may arise from these numbers in 20-30 years?
6. According to the reading, what effect does an aging population have on the world (positive and negative)?
Explanation:
srry i dont know the answers for 5 and 6
I hope this helps
im srry if im wrong
