Answer:
The surface area of a sphere = 48 ²
Explanation:
Given:
The radius of a sphere = 2 meters
Use π = 3 (Approx)
Find:
The surface area of a sphere.
Computation:
⇒ The surface area of a sphere = 4πr²
⇒ The surface area of a sphere = 4(3)(2)²
⇒ The surface area of a sphere = 4(3)(4)
⇒ The surface area of a sphere = 48 meter²
1. B A reduction in competition.
2. C. Respiratory system
Answer:
In 1960, the U.S. Forest Service started keeping detailed records of damage caused by wildfires. ... Between 2000 and 2013, nearly 161 million acres were consumed by wildfires -- more in 13 years than in the previous 40 years, combined. ... they would have been had fuel sources been able to burn off naturally over time.
Missing: 225 | Must include: 225
Explanation:
The correct option is B.
A positive feed back refers to the amplification of a particular effect by its own influence on the process that gives rise to it. In positive feed back, the specific response that is obtained as a result of a process continue to increase as the process continues or increase, that is both the process and the effect generated increase.