Collecting and analyzing complex biological data
The answer for 17 is the germ theory of disease
The answer for 18 is increased soil erosion
The answer for 19 is bubonic plague
The answer for 20 is regenerate
The answer for 21 is historical food of the Incas
The answer for 22 is expansion of arable land
The answer for 23 is microorganisms
The answe for 24 is pollution
The Answer is Heat Energy
Answer:
KINETIC ENERGY: A BOX MOVING ALONG.......
ELECTRICAL....: LIGHTNING PRODUCED ....
GRAVITATIONAL..... A PIECE OF FRUIT HANGING.....
RADIANT.... RADIO WAVES TRANSMITTED....
THERMAL... SAND ON BEACH FEELS....