Earth science ideas click fastest with real practice. This set gives your Grade 9-12 class ninety questions on crustal age patterns, aligned to the same NGSS performance expectation.

The set includes questions like "How old is oceanic crust on average?", "Which feature is associated with the formation of oceanic crust?", and "What is the approximate maximum age of continental crust?"

What's Inside?

• 30 Multiple Choice questions as a separate print ready PDF worksheet
• 30 True or False questions as a separate print ready PDF worksheet
• 30 Short Answer questions as a separate print ready PDF worksheet
• Includes Answer Key with Explanations for all 90 questions
• 6 print ready PDF files, 26 pages in total

All three worksheets cover the same topic in different question styles. That means you can use one as a pretest, another for practice or homework, and the third as a follow up quiz, without students ever seeing the same question twice.

Ways to Use This Resource

• Homework or review before a test
• Self checking practice, since every answer key includes explanations
• First look diagnostic to plan your unit
• Bell ringers and warm ups during the unit
• No prep cover lesson for a substitute teacher

This set is part of a NGSS aligned earth science unit. The unit also covers Mid Ocean Ridges and Age, Radiometric Dating as a Tool, Plate Tectonic Movements, Engaging in Argument, Continental Shield Crust, and Atlantic Ocean Floor Age, all in the same three worksheet format, so your classroom routine stays familiar while the topic changes.

Suitable for Grade 9-12 earth science classes, and for review at any point in the school year. This set is aligned to NGSS standard HS-ESS1-5.