We found 27 resources with the concept defense
Why Does Wine Make Your Mouth Feel Dry?
3 mins 6th - 12th CCSS: Adaptable
Examine a plant adaptation that deters animals from eating it. Some plants such as grapes, walnuts, and teas produce a chemical substance called tannin in its fruits and leaves because most animals dislike the texture and flavor. An...
Plant and Animal Defense
13 mins 9th - 12th CCSS: Adaptable
Explain the defense systems of both plants and animals against pathogens with a biology video. It covers the disruption of the immune system through hypersensitive responses, normal responses, nonspecific immune responses, as well as the...
Volleyball - Lesson 11 - Free Ball Defense, Base, and Open Up
9th - 12th
What positions should the volleyball players be in for a free ball? What position should they be in for a hard hit? Then where do they each move, transitioning to offense? Lesson 11 goes over these questions regarding positioning and...