Help filling the chart Time frame Brain Size Body Tools Culturelother notes Spec

Question

Help filling the chart

Time frame Brain Size Body Tools Culturelother notes Species 300 Quadrupedal Occasional Not a human knuckle walk temporary ncestor Chimpanzee Present Honing canines 4.5-7mya 350-400 B Bipedal and? SQMC (partlikely similar canines time arboreal)3-4chimpanzee ft tall, ape tool use like Non honing to Australopiths 2-4 mya and Paranthropus 2. Olduwan Many robust among later (Paranthropus) species and gracile species widespread in East and South Africa Early Homo 1.5-2.5mya*550-650 Fully bipedal4 Smaller teeth and face change in diet, increased tool use. Likely scavenging 4 ft tall Homo naledi may have lived more recently

Explanation / Answer

1. Earliest hominids.

2. 350-600cc

3. Bipedalism, 3.9-4.9 ft tall, didn't walk identically to humans.

4. Acheulian tools, hand axes, biface tools.

5. 1.4-1.9 mya

6. Use of sophisticated stone tools, first hominin to harness fire, thinner skull bones.

7. Homo heidelbergensis

8. Av 1200cc

9. 5-6ft tall, bony chin, high forehead, modern body features but more ruggedly built.

10. Earliest stone tools, fire use, Levallois punch technique.

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