Lower Cretaceous

High school (ages 12+)
History & Culture

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/lower-cretaceous

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the key paleobotanical developments?Radiation and diversification of angiosperms (flowering plants), alongside dominant conifers and ferns
2. What time period is the Lower Cretaceous?It spanned about 145 to 100.5 million years ago, after the Jurassic and before the Upper Cretaceous.
3. What big dinosaurs lived during the Lower Cretaceous?Huge sauropods like titanosaurs and giant herbivores, and fast predators like Velociraptor and big ones like Carcharodontosaurus.

Angiosperm Radiation: The rapid increase in the diversity and abundance of flowering plants during the Cretaceous period.
Paleogeography: The study of the Earth's past geographical features and continental positions.
Mesozoic Era: The geological era spanning from 251.9 to 66 million years ago, known as the 'Age of Reptiles'.