A two part GCSE physics lesson on threats to Earth from space. It covers what asteroids are, why the asteroid belt lies between Mars and Jupiter, evidence of past collisions with Earth, and comets such as Halley and Hale-Bopp, with gap fill questions and answers. Includes Foundation and Higher outcomes.
What this presentation covers
- Asteroids and the asteroid belt
- past collisions with Earth
- comets including Halley and Hale-Bopp
- how asteroids and comets are observed
Level: GCSE (Foundation and Higher)
Slides: 21
Format: PowerPoint (.ppt)