Rocks on the Move: teacher key

Earthquakes, grade 2 edition, written for 2nd grade. Earth's rocky top is cracked into plates that slowly push and slide. Learn where quakes happen, how a machine records them, and what to do to stay safe.

Read the book. Print this page for the key.

Questions and answers

1. What are plates?
   • Dinner dishes
   • Big pieces of the Earth's outside layer (answer)
   • Parts of a machine
2. Where do most earthquakes happen?
   • Where the edges of plates meet (answer)
   • Only in the sea
   • Only in winter
3. What does a seismograph do?
   • Makes waves
   • Records the shaking of the ground (answer)
   • Stops earthquakes
4. Why do people practice drop, cover, and hold on?
   • No one knows when an earthquake will come (answer)
   • It is a fun game
   • It stops the shaking
5. What should you do if you are inside when the ground shakes?
   • Run outside
   • Stay inside and away from windows (answer)
   • Stand by a bookcase

Words

• plates: big earth pieces
• fault: crack in rock
• seismograph: shaking recorder
• tsunami: giant ocean waves