Answers to the Junior Ranger Activity Sheet Puzzles

 

WORD SEARCH – Paleontology in Alaska

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Pterosaur – a group of large flying reptiles that ruled the skies while the dinosaurs ruled the land.

Mesozoic – the geologic era also known as the Age of the Ruling Reptiles

Period – the units that make up a geologic era. The Jurassic period is known for its dinosaurs.

Tyrannosaurus – a large carnivore of the Cretaceous period that probably ate hadrosaurs

Hadrosaurs –common herbivores, known as the "cows of the Cretaceous". A hadrosaur footprint was recently found in Aniakchak National Monument

Cretaceous – the last period of the Mesozoic Era. It was at the end of this period that the dinosaurs died out.

Alaska – the northern-most, eastern-most, western-most and largest of the United States

Parks – land preserved for all Americans

Limestone – a type of sedimentary rock found in oceans, and often containing fossils of ancient marine life.

Excavate – a fancy word for dig used by paleontologists. They do this to uncover fossils.

Pleistocene – it was during this time 2 to 5 million years ago that the great ice age occurred.

Carnivore – an animal that eats meat

Herbivore – an animal that eats plants

Sue – the name given one of the most complete Tyrannosaurus skeletons ever found.

Aniakchak – a national monument in Alaska where a hadrosaur footprint was recently found.

Yukon Charley – short for Yukon-Charley Rivers National Preserve, home to endangered peregrine falcons.

Lake Clark – a national park and preserve home of several volcanoes and a the 50-mile long lake for which it is named.

Kenai Fjords – the deep fjords of this park are home to porpoises, whales, otters and sea lions.

Denali – the national park with the highest peak in North America.

Glacier Bay – a national park where magnificent glaciers come down to meet the sea.

Katmai – In this national park and preserve, in 1912, Mount Katmai erupted in one of the most violent volcanic eruptions ever recorded.

Kobuk Valley – Native peoples have lived in the area now park of this park for more than 12,500 years, and still subsist there today.

Sitka – a national park where you can view historic totem poles carved by Tlingit Natives.

Answers

 

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Crossword Puzzle

 

 

 

 

 

 

 

 

 

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Across:

3. When talking about how long ago the dinosaurs lived, we use this word to describe the numbers of years. It is part of the abbreviation "mya"

4. These animals are still common today. They evolved from flying dinosaurs.

6. Also known as the "duck-billed dinosaur" because of their long flattened snouts

7. The period of the Mesozoic Era made famous in a movie about bringing dinosaurs back to life

9. Evidence of past life

10. The major unit of geologic time. There are four of these, including the Precambrian, Paleozoic, Mesozoic and the Cenozoic.

11. The study of rocks, including fossil remains.

12. The permanent loss of a species. When the species is gone forever it "goes ______".

 

Down:

1. A type of hadrosaur with a large crest on the top of its head.

2. A group of reptiles that ruled the land millions of years ago.

5. Along with the dinosaur and the pterosaur, this was one of the three Ruling Reptiles. Some species of this animal still live along waterways in Florida and Africa.

8. A time when the Earth got very cold and huge glaciers covered the north.

9. Evidence left behind where a dinosaur has walked. A hadrosaur left one of these behind in Aniakchak National Park

12. The parts of dinosaurs most often found as fossils. These help us to understand what dinosaurs may have looked like.

 

Answers to Crossword Puzzle

 

 

 

 

 

 

 

 

 

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Across:

3. Million – when talking about how long ago the dinosaurs lived, we use this word to describe the numbers of years. It is part of the abbreviation "mya"

4. Birds – these animals are still common today. They evolved from flying dinosaurs.

6. Hadrosaur - also known as the "duck-billed dinosaur" because of their long flattened snouts

7. Jurassic – the period of the Mesozoic Era made famous in a movie about bringing dinosaurs back to life

9. Fossil - evidence of past life

10. Era – the major unit of geologic time. There are four of these, including the Precambrian, Paleozoic, Mesozoic and the Cenozoic.

11. Geology – the study of rocks, including fossil remains.

12. Extinct – the permanent loss of a species. When the species is gone forever it "goes ______".

 

Down:

1. Lambeosaur – a type of hadrosaur with a large crest on the top of its head.

2. Dinosaur – a group of reptiles that ruled the land millions of years ago.

5. Crocodile – along with the dinosaur and the pterosaur, this was one of the three Ruling Reptiles. Some species of this animal still live along waterways in Florida and Africa.

8. Ice Age – a time when the Earth got very cold and huge glaciers covered the north.

9. Footprint – evidence left behind where a dinosaur has walked. A hadrosaur left one of these behind in Aniakchak National Park

12. Bones – The parts of dinosaurs most often found as fossils. These help us to understand what dinosaurs may have looked like.

 

Answers to Cool Facts About Your National Parks "Park Match"

  1. Aniakchak National Monument - a
  2. Glacier Bay National Park and Preserve - e
  3. Katmai National Park and Preserve - f
  4. Kenai Fjords - g
  5. Bering Land Bridge National Preserve - b
  6. Denali National Park and Preserve - c
  7. Gates of the Arctic National Park and Preserve - d
  8. Lake Clark National Park and Preserve - I
  9. Kobuk Valley National Park - h
  10. Noatak National Preserve - l
  11. Yukon-Charley Rivers National Preserve - j
  12. Wrangell-St. Elias National Park and Preserve - k