Because course costs were less expensive

Because it's a dry climate so fossils stay preserved

Because hominins didn't live outside Africa until 10,000 years ago

Because East Africa is probably the origin of ancient humans

the most ancient period in geology

the age of dinosaurs

a time when most species now living became extinct

the geological age just before the present age

Fossils form better in shallow water because there is more sunlight.

Nothing in an aquatic environment would eat dead animals.

Animal remains are often trapped and buried in sediments in shallow bodies of water.

Animals would have been trapped and buried near the water during catastrophic floods.

Homo erectus

Homo habilus

Homo neanderthalensis

Homo sapiens

the length of the femur

the size of the ribcage

the volume of the cranial vault

the strong teeth

all of the above

positive correlation

negative correlation

yes

no