Question

At dawn the temperature as -9°C. It is now 20°C. How much has
the temperature risen since dawn? ​

Answer 1

Answer:

Fever chart: Earth had its hottest decade on record in 2010s

By SETH BORENSTEIN

January 16, 2020

WASHINGTON (AP) — The decade that just ended was by far the hottest ever measured on Earth, capped off by the second-warmest year on record, two U.S. agencies reported Wednesday. And scientists said they see no end to the way man-made climate change keeps shattering records.