I WONDER - How Big Was The T-Rex?

The video discusses the Cretaceous period, highlighting the Tyrannosaurus Rex. It covers the period's timeline, fossil locations, and the T Rex's physical attributes, including its height, length, and speed. The video also explores the T Rex's small arms, explaining their evolutionary advantages in terms of energy efficiency and reduced breakage risk.

During which period did the T. Rex live?

• Permian

• Triassic

• Jurassic

• Cretaceous

In which countries have most T. Rex fossils been discovered?

• USA and Canada

• Brazil and Argentina

• China and Mongolia

• Australia and New Zealand

What was the maximum speed a T. Rex could run?

• 20 kilometers per hour

• 15 kilometers per hour

• 25 kilometers per hour

• 10 kilometers per hour

How tall could a T. Rex grow?

• Four meters

• Six meters

• Ten meters

• Eight meters

Why were the T. Rex's arms so short?

• To help it swim

• To help it climb trees

• To make it more aerodynamic

• To reduce energy use and risk of breakage