Students learn about objects in the solar system and make scale models of planets. Students also observe the planets in the night sky, and plot where the world's largest known meteorites struck.

Student Resources

• 1.1 Vocabulary
• 1.2 Our Solar System
• 1.3 Making Model Planets
• 1.4 Find Planets in the Sky
• 1.5 World's Largest Meteorites
• 1.6 Section 1 Assessment

Learn by Reading

For additional content-area reading, check out the Houghton Mifflin Science eBook: Grade 5, Unit D, pages 56–60.