1. SCIENCE GRADE FOUR – FOOD WEBS AND ADAPTATIONS
Natural or person made changes
Food Webs and
Adaptations
Environmental changes
Plants
Vocabulary:
All K-3 process vocabulary plus:
Expository report
Scientific method
Variable
Balance
Adaptation
Behavior
Food chain
Food web
Predator
Prey
Organism
Producer
Ecosystem
Energy
Use of Energy
Survival
Food Web
Food Chain
Essential Understandings:
Organisms adapt to changes in their environment
Animals and plants are living parts of the environment
Environmental changes can be good or bad for the organisms that live there
Food is needed for energy for all organisms
Organisms use energy from food to grow
The same kinds of organisms can have different characteristics that help them survive
In a food chain, energy is passed from one organism to another
A food web shows the food relationships within a community
The Sun is a source of all energy for living things
Plants make their own food
There are two major food webs on earth; land and water
All organisms need energy to survive
Changes to the environment can be natural or person made changes
Adaptations are changes that happen to plants and animals over many generations in response to their habitat
Plants have different structures to get air, water, food and protection from their environment
Plants and animals have different ways to get air, water, food and protection in water