Fossils & Dinos

What are the 4 main types of fossils?

• bone, mold, resin, dinosaur

• dinosaur, plant, animal, shell

• resin, mold, body, trace

• trace, mold, dinosaur, animal

How long ago did the dinosaurs go extinct?

• 65 years ago

• 65 thousand years ago

• 65 million years ago

• 65 billion years ago

What are trace fossils?

• bite marks, footprints, nests, poop

• footprints, bones, bite marks, poop

• impressions of an animal, like a stamp

• an insect trapped in tree sap

What does paleontology mean?

• a scientist who studies ancient life

• A wooly mammoth trapped in ice

• Dinosaur poop that has turned to rock

• The study of ancient life

How is a paleontologist like a detective?

• They put together bones like a detective puts together clues

• They use magnifying glasses

• They try to solve mysteries

• They look for bad guys

What are the main 3 periods in which the dinosaurs lived?

• Triassic, Cretaceous, Permian

• Cambrian, Precambrian, Jurassic

• Quarternary, Neogene, Paleogene

• Cretaceous, Jurassic, Triassic

Which dinosaur period was hot and dry like a desert?

• Triassic

• Jurassic

• Cretaceous

Why do paleontologists study fossils?

• Because it's cool

• To learn about dinosaurs

• To learn about the history of the Earth and how things changed

• To learn about how fossils are formed

What are the two main theories of why dinosaurs went extinct?

• ice age and volcanoes

• competition with mammals and tsunamis

• earthquakes and volcanoes

• asteroid impact and volcanoes

What is the effect of this cause:

Ash went into the atmosphere and blocked the sun

• The herbivore dinosaurs died

• The plants and plankton died

• The carnivore dinosaurs died

• Lots of volcanoes were erupting