Topic 4 - Evidence for human evolution

Question 1

name ardi’s features

Answer 1

4.4 million years ago
- very long arms
- very long big toes stuck out enabling it to climb trees
- skull volume 350cm cubed

Question 2

name Lucy’s features

Answer 2

3.2 million years ago
- could probably walk upright
- toe bones arranged the same as modern humans except much more curved
- skull volume 400cm cubed

Question 3

name homo habilis features

Answer 3

2.4 - 1.4 million years ago
- long arms
- walked upright
- skull volume 500cm cubed

Question 4

What is the skull volume of Homo sapiens (humans now)?

Answer 4

950cm cubed