Dinosaurs and Their World

The video explores the world of dinosaurs, highlighting their diversity in size and diet. It explains that all dinosaurs lived millions of years ago, laid eggs, and had four legs and a tail. Despite no human ever seeing a living dinosaur, scientists have learned about them through fossils of bones, nests, and footprints.

What is the range of sizes that dinosaurs could be?

• As small as a mouse to as big as a skyscraper

• As small as a rabbit to as tall as a ten-story building

• As small as a cat to as big as a mountain

• As small as a chicken to as tall as a four-story building

What did some dinosaurs eat?

• Only plants

• Only other dinosaurs

• Both plants and other dinosaurs

• Only insects

Which of the following is a common characteristic of all dinosaurs?

• They all laid eggs

• They all had feathers

• They all had wings

• They all lived in water

Why has no human ever seen a living dinosaur?

• Dinosaurs lived on a different planet

• Dinosaurs only lived in remote areas

• Dinosaurs went extinct 65 million years before humans existed

• Dinosaurs were invisible to humans

How do scientists learn about dinosaurs?

• By observing living dinosaurs

• By using time machines

• By studying ancient texts

• By studying fossils of bones, nests, and footprints