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Pennsylvania Science Standards

   Environment and Ecology Grade 4

Wetlands and Watersheds

A. Identify various types of water environments.

NatureWorks Episodes

6. Marine Communities
7. Fresh Water Communities

B. Explain the differences between moving
and still water.

C. Identify living things found in water environments.

NatureWorks Episodes

6. Marine Communities
7. Fresh Water Communities

D. Identify a wetland and the plants and
animals found there.

NatureWorks Episodes

6. Marine Communities
7. Fresh Water Communities

E. Recognize the impact of watersheds and
wetlands on animals and plants.

NatureWorks Episodes

6. Marine Communities
7. Fresh Water Communities

Environmental Health

A. Know that plants, animals and humans
are dependent on air and water.

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5. Habitat

B. Identify how human actions affect
environmental health.

NatureWorks Episodes

5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
12. Population Dynamics
13. Species Diversity
14. Niche
15. Invasive Species
16. Life at Risk

C. Understand that the elements of natural
systems are interdependent.

NatureWorks Episodes

5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
9. The Wildlife Web I 
10. The Wildlife  Web II
11. Decomposers/Scavengers
12. Population Dynamics
13. Species Diversity
14. Niche
15. Invasive Species
16. Life at Risk

Ecosystems and Their Interactions

A. Understand that living things are dependent on nonliving things in the environment for survival.

NatureWorks Episodes

5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities

B. Understand the concept of cycles.

NatureWorks Episodes

9. The Wildlife Web I 
6. Marine Communities
7. Fresh Water Communities

C. Identify how ecosystems change over time.

NatureWorks Episodes

6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
16. Life at Risk

Threatened, Endangered and Extinct Species

A. Identify differences in living things.

NatureWorks Episodes

1. Adaptation
2. Coloration
3. Natural Communication
4. Migration
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
9. The Wildlife Web I 
10. The Wildlife  Web II
11. Decomposers/Scavengers
13. Species Diversity
15. Invasive Species

B. Know that adaptations are important for
survival.

NatureWorks Episodes

1. Adaptation
2. Coloration
3. Natural Communication
4. Migration
13. Species Diversity
15. Invasive Species
16. Life at Risk

C. Define and understand extinction.

NatureWorks Episodes

13. Species Diversity
15. Invasive Species
16. Life at Risk
   
   Biological Sciences Grade 4

A. Know the similarities and differences of
living things.

· Identify life processes of living things (e.g., growth, digestion, react to environment).

NatureWorks Episodes

1. Adaptation
2. Coloration
3. Natural Communication
4. Migration
9. The Wildlife Web I 
10. The Wildlife  Web II
11. Decomposers/Scavengers
12. Population Dynamics
14. Niche

· Know that some organisms have similar external characteristics (e.g., anatomical characteristics; appendages, type of covering, body segments) and that similarities and differences are related to
environmental circumstances.

NatureWorks Episodes

1. Adaptation
5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities

· Describe basic needs of plants and animals.

NatureWorks Episodes

5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
9. The Wildlife Web I 
10. The Wildlife  Web II
11. Decomposers/Scavengers

B. Know that living things are made up of
parts that have specific functions.

· Identify examples of unicellular and
multicellular organisms.

· Determine how different parts of a living thing work together to make the organism function.

C. Know that characteristics are inherited
and thus offspring closely resemble their parents.

· Identify characteristics for animal and plant survival in different climates.

NatureWorks Episodes

1. Adaptation
4. Migration
5. Habitat
6. Marine Communities
7. Fresh Water Communities
8. Terrestrial Communities
14. Niche

· Distinguish between learned and inherited characteristics.

D. Identify changes in living things over
time.

· Compare extinct life forms with living organisms.

NatureWorks Episodes

16. Life at Risk

· Know that differences in individuals of the same species may give some advantage in surviving and reproducing.

NatureWorks Episodes

1. Adaptation
2. Coloration
3. Natural Communication
4. Migration
13. Species Diversity
15. Invasive Species
16. Life at Risk


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