Archaeologists Louis and Mary Leakey found some of the oldest human remains in during the 1950s.
A.
South Africa
B.
Bolgatanga
C.
the Kalahari Desert
D.
Olduvai Gorge

What is the speed of sound in water

The organ that has two atria and one ventricle is the

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat