Useful satellite data concerning sea ice began in late 1978 with the launch of NASA's Scanning Multichannel Microwave Radiometer (SMMR) satellite.
Answer:
Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities. The history of agriculture began thousands of years ago. ... Pigs, sheep and cattle were domesticated over 10,000 years ago.
Explanation:
Answer:
21
Explanation:
y=mx+b
mx = slope and b= y intercept
y=5-21
