How do footprints help scientists better understand dinosaurs?
They show how many dinosaurs walked the planet.
They show how many dinosaurs could fly.
They show how fast or slow a dinosaur moved.
These scientists are excavating. What does excavate mean?
to dig
to understand
to look
to find
Why do scientists study fossil teeth?
to learn about dinosaurs' health
to learn how fast or slow dinosaurs moved
to learn about the diets of dinosaurs
How did having razor-sharp teeth help the dinosaurs?
They helped dinosaurs cut through meat and plants
They protected the dinosaurs.
They scared the other dinosaurs.
What is the author's purpose for writing Discovering Dinosaurs?
to inform readers about why fossils are so important
to inform the readers about local museums
to inform the readers about different types of dinosaurs
What does extinct mean?
living
having no living members
endangered
How are some dinosaurs similar to birds?
Some dinosaurs migrated.
Some dinosaurs slept in trees.
Some dinosaurs sat on their nests until the eggs hatched.
What do scientists do after they take a fossil to a museum?
They take photos of the fossil.
They study the fossil.
They wrap it up to keep it safe.
What are fossils?
They are animals and that live today.
They are the remains of plants & animals that lived long ago
They are pictures of animals and plants that lived long ago.
What is the main idea of Discovering Dinosaurs book?
Dinosaurs disappeared 65 million years ago.
Studying fossils help scientists understand about dinosaurs.
The oldest dinosaurs lived around 230 million years ago.
How do we know that dinosaurs lived on Earth?
We found dinosaur pictures in caves.
The people who lived long time ago told us.
Scientists discovered fossils in rocks all around the world.
We found dinosaurs in caves.