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16 questions
Of all the millions of dinosaurs that lived, we only know about __________________.
a few hundred
a few thousand
a handful
a few zillion
We know about dinosaurs beacause we found their fossilized____________
clothing
brains
blood
bones
To become a fossil, an organism is usually buried by_______________
volcanoes
water
erosion
lava
True or false? We have found nests and eggs from dinosaurs.
True
False
The first clue that dinosaurs existed at one point was their_____________ buried in rock.
sneakers
waste
food
bones
Which is not something that helps scientists learn about dinosaurs?
how deep the bones are buried
the color of the nearby water
what is near them in rock layer
how long they were buried
Many scientist believe ________________ from space played a role in dinosaur extinction.
stars
planets
supernovas
meteorites
What blocked the sunlight and contributed to dinosaur extinction?
huge plant leaves
dust from a meteorite crashing into Earth
tall mountains
100 days of rain clouds
True or false? Dinosaurs and humans never lived at the same time.
True
False
Which are similar to dinosaurs?
mammals
amphibians
fish
chickens
We can learn about how dinosaurs moved from their _____________________
cave art
foot prints
nail polish colors
stomach size
Elements that are ____________________ help us figure out the age of fossils.
stable
warm
liquid
radioactive
A scientist who studies fossils of dinosaurs is a _______________
chemist
botanist
paleontologist
archaeologist
One reason to study dinosaurs is because they lived in their own _____________________________
country
ecosystem
pod
continent
The Earth began about ___________________
10,000 years ago
100,000 years ago
65 million years ago
4.6 billion years ago
Dinosaurs became extinct approximately
65 million years ago
4.6 billion years ago
25, 000 years ago
1,000 years ago
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