______ once lived on every continent on Earth.
Furry animals
Squirrels
Dinosaurs
Earth has _____ continents.
7
3
10
Dinosaurs have been found _____.
Only North America
Only Asia
On every continent
Dinosaur fossil eggs teach us _____.
What kind of dragon laid the egg.
What kind of dinosaur laid the egg.
Flowers and furry animals, such as dogs, cats, and rabbits, came much later in Earth's history.
False
True
Paleontologists study bones, teeth, claws, footprints and more. These are called _____.
Dirt
Rocks
Fossils
The study of ancient life using fossils.
Paleontology /ˌpeɪliɒnˈtɒlədʒi/
Zoology
A prehistoric environment may look very similar from that place today.
False ( Very different )
True
Paleontologists use _____ _____ to learn the age of fossils: The oldest fossils are on lower layers and the newest fossils are on the upper layers.
cake layers
rock layers
wood layers
By studying plant and dinosaur fossils at the same age and area, we can begin to understand dinosaur _____ and _____ .
life and habitats
house and food
_____ provide clues about how fast a dinosaur moved and if it walked on two or four feet.
Claws
Footprints
Eggs
Places where plants and animals naturally live.
Paleontologist
Habitats
Compare
A person who studies fossils.
Dentist
Biologist
Paleontologist
Clues from fossils point to _____ as the closest living relatives of dinosaurs.
Birds
Cockroaches
Lizards
We learn about prehistoric life on Earth through _____.
fossils
the Time Machine
pictures