Reading the Rocks Part 1

What do geologists compare the layers of rocks in the Grand Canyon to?

• A mountain

• A book

• A river

• A tree

Tags

NGSS.MS-ESS1-4

Fill in the blank: The rocks at the bottom of the Grand Canyon are the _______.

• oldest

• youngest

• most colorful

• largest

Tags

NGSS.MS-ESS1-4

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

Tags

NGSS.MS-ESS1-4

True or False: The Grand Canyon was always a desert landscape.

• True

• False

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

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.

Tags

NGSS.MS-ESS1-4

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

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS2-3

NGSS.MS-LS4-2

The Bright Angel Shale about 515 million years ago had what type of environment?

• Marine environment

• Desert environment

• Forest environment

• Mountainous environment

Tags

NGSS.MS-ESS1-4

Fill in the blank: The Bright Angel Shale was covered by a ______ sea about 515 million years ago.

• shallow

• deep

• vast

• narrow

Tags

NGSS.MS-ESS1-4

Which of the following animals were mentioned as living in the sea during the time of the Bright Angel Shale?

• Clams

• Worms

• Dinosaurs

• Trilobites

Tags

NGSS.MS-LS4-1