National Geographic
National Geographic: Ocean Abiotic Factors
After looking at examples of biotic and abiotic factors in ecosystems, students focus on abiotic factors in marine ecosystems, the physical processes that are involved, and the impact human activities can have on these. Includes handouts...
National Geographic
National Geographic: Ocean Abiotic Factors
Students define and provide examples of abiotic and biotic factors of different ecosystems. Then they investigate the importance of abiotic factors and physical processes within ocean ecosystems.
Science Struck
Science Struck: A Helpful Guide to Understand the Photic Zone
The photic zone is the upper layer of the ocean where sunlight can penetrate and support photosynthesis. This article explains the characteristics of this zone, the food chain that exists there, the adaptations of the plants and animals,...