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WorksheetsReading the Rocks Part 1
Total questions: 14
Worksheet time: 10mins
What do geologists compare the layers of rocks in the Grand Canyon to?
A mountain
A book
A river
A tree
Fill in the blank: The rocks at the bottom of the Grand Canyon are the _______.
oldest
youngest
most colorful
largest
How long ago did molten lava flow up from deep below the Earth's surface to form the rocks at the bottom of the Grand Canyon?
1 million years ago
5 million years ago
10 million years ago
17 million years ago
True or False: The Grand Canyon was always a desert landscape.
True
False
What can geologists learn from the rock layers?
The age of the Earth
The history of climate change
The sizes and patterns of sediments
The color of the rocks.
Which rock layer in the Grand Canyon is known for its greenish color?
The Redwall Limestone
The Bright Angel Shale
The Kaibab Limestone
The Coconino Sandstone
Fill in the blank: Geologists can identify the plants and animals that once lived in the rock by examining the _______.
fossils
minerals
crystals
sediments
The Bright Angel Shale about 515 million years ago had what type of environment?
Marine environment
Desert environment
Forest environment
Mountainous environment
Fill in the blank: The Bright Angel Shale was covered by a ______ sea about 515 million years ago.
shallow
deep
vast
narrow
Which of the following animals were mentioned as living in the sea during the time of the Bright Angel Shale?
Clams
Worms
Dinosaurs
Trilobites
What evidence do we have of the plants and animals that lived in the Hermit Shale?
Fossilized remains
Ancient manuscripts
Modern photographs
Oral traditions
What is a geologist?
Fill in the blank: Sediment consists of small particles carried by wind or water, like clay, silt, sand, or _______.
gravel
pebbles
rocks
boulders
What do geologists do?
Study space
Study air
Study trees
Study Earth and rock
