# Level 2 & Achievers
> This is the content for Level 2 & Achievers (science / class-7).
Chapter Navigation
- 1Heat, Motion and Time
- 2Electric Current and its Effects
- 3Winds, Storms and Cyclones
- 4Light
- 5Acids, Bases and Salts
- 6Physical and Chemical Changes
- 7Weather, Climate and Adaptations of Animals to Climate
- 8Fibre to Fabric
- 9Nutrition in Plants and Animals
- 10Respiration in Organisms
- 11Transportation in Plants and Animals
- 12Reproduction in Plants
- 13Natural Resources and Their Conservation (Soil, Water: A Precious Resource, Forests our Lifeline, Wastewater Story)
- 14Level 2 & Achievers
Study Tip
Take notes while studying and practice questions regularly for better retention.