Fossils

​Earth's History

Multiple Choice

A prediction or possible answer about a scientific investigation is a(n)

• Question
• Observation
• Hypothesis
• Experiment

Multiple Choice

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Multiple Choice

The information you collect while doing your experiment is called

• conclusions

• data
• hypotheses

• procedures

Multiple Choice

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

Multiple Choice

Which of these is an inference?

• the grass is green

• they are running to get away from predators
• the animals are running

• the animals can jump

Multiple Choice

Who can use the scientific method?

• Scientists

• You

• Anyone
• Nobody

Multiple Choice

Why do scientists use the scientific method?

• To study

• To learn

• To find the answer to a question

• All of the above

Multiple Choice

True or False? Only scientist can use the scientific method.

• True

• False

​EARTH- WAIT..............What?!?!?

• Scientists theorize the Earth is over 4.5 billion years ago

• Earth formed from a cloud of gas a​nd dust

• The 1st organism (living thing) appeared 3.5 billion years ago.​

​Fossils

• Fossils are preserved remains or traces of living things

• Fossils can teach us about how the Earth has changed and what lived here.

  • Similar fossils in different parts of the world have been found near the coast.

  • These creatures could not have crossed an ocean.

• Finding these same fossils and rocks thousands of miles away from each other supports the theory of continental drift​.

​Pangea

• Earth was one big continent 225 million years ago

• This huge landmass is called Pangea

  • It began to break off into pieces.

  • These pieces ( continents) began to drift apart

• Where continents were once joined, the rocks and fossils are the same.​

​Sedimentary Rock

• Most fossils are formed in sedimentary rock

• It builds up in layers

• Each layer can represent millions of years

• The deeper you dig, the older things get.

Multiple Choice

Scientists theorize the Earth is _____ billion years old

• 4.5

• million

• 3.5

• a couple

Multiple Choice

Scientists also theorize the first _______appeared 3.5 billion years ago

• rock

• gorilla

• people

• organisms

Multiple Choice

_____ is the preserved remains or traces of a living thing

• fossils

• garbage

• the crust

• jelly/jam

Multiple Choice

Finding the same fossils, oceans apart from each other, supports the theory of ____

• Tokyo Drift

• continental drift

• nunya

• magic

Multiple Choice

Fossils form in ______ rock

• sedimentary

• classic

• old-ish

• The

Multiple Choice

Sedimentary rock forms in _____

• libraries

• garages

• basements

• layers

Multiple Choice

Which layer formed first?

• Rock Layer W
• Rock Layer X
• Rock Layer Y
• Rock Layer Z

Multiple Choice

What are the oldest fossils and why?

• B, C- because they are closest to the top

• A, B- because they are closest to the bottom

• They are all the same age- because they are all found on layer 2

• A, B- because they are found closest to the top

Multiple Choice

If a scientist found a fish fossil in the desert, what can they infer?

• An animal ate the fish.

• The water covered the area long ago.

• Today's fish looks the same

• The fish is endangered.

Multiple Choice

A giant landmass that existed 200 million years ago

• Wegener
• Pangaea
• Archyopteryx
• Ammonite