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Guam Public School System Fourth Grade Science

SCIENCE

Grade 4 Standards

The grade 4-5 student should be able to observe more carefully, measure things more accurately, record data clearly in logs and journals, and communicate their results in charts, graphs, and drawings as well as writing. Students’ investigations should focus on detecting similarities and differences among the things they collect and observe. Objects and materials described should include more sophisticated properties such as conduction of heat and electricity, buoyancy, solubility, and transparency. Students should be given opportunities to use tools such as hand lenses, telescopes, microscopes, cameras, and tape recorders to observe phenomena and record what they see. Students should also begin to identify both new and old technologies that meet people’s food, shelter, communication, and health maintenance needs.

CONTENT STANDARD 1

1. Science As Inquiry

Students will:

  • Use imagination, inventiveness, logic, and experimental evidence required by scientific inquiry

  • Know how the world works, how we can go about finding out how it works, and how our understanding of the world can change over time

  • Know how human thought and action have been transformed by scientific and technological revolutions

  • Display high standards of ethics including openness, objectivity, honesty, and accuracy

Performance Indicators

1.4.1 Use the questions who, what, where, when and how to gather information.

1.4.2 Use all senses to observe sight, sound, smell, taste, and touch.

CONTENT STANDARD 2

2. Habits of Mind

Students will:

  • Demonstrate inquiry skills such as questioning, imagination, inventiveness, logic gathering, experimental evidence, making measurements, careful observation

  • Be a scientific literate person that is curious, creative, open-minded, skeptical, willing to suspend initial judgments, able to collaborate with others, and persistent in the face of failure

  • Be able to judge evidence, distinguish fact from fiction, identify bias and incomplete argument, compare trade off among features, performance, durability and cost, and make informed choices on personal issues

Performance Indicators

2.4.1 Use tools safely.

2.4.2 Learn the proper use of instruments by following instructions in manuals by taking instructions from an experienced user.

2.4.3 Collect specimens, observe and experiment to form ideas based on evidence and logical arguments.

2.4.4 Develop and list in a science log, questions they may have about animals, artifacts, and earth forms.

2.4.5 Identify ways of being open to new ideas.

2.4.6 Use evidence to develop a line of reasoning.

2.4.7 List similarities and differences in objects, and experiments artifacts.

CONTENT STANDARD 3

3. Living Organisms

Students will:

  • Describe similarities and differences of life forms

  • Understand the cell

  • Know that life forms change over time through natural processes that involve variation, adaptation, inheritance of characteristics, and natural selection

  • Know that instructions for developing living organisms are passed from parents to offspring through DNA.

Performance Indicators

3.4.1 Compare similarities and differences among plant and animal growth within the classroom vs. outside the classroom.

3.4.2 Identify different types of organisms living on earth.

3.4.3 Distinguish living from non-living things.

3.4.4 Identify the cell as the basic unit of life and describe some of its functions.

3.4.5 Describe the basic needs (food, water, air etc.) of an organism and give examples of how organisms interact with each other and with non-living parts of their habitat.

3.4.6 List the development and stages of growth from birth to present age.

3.4.7 Chart personal growth.

3.4.8 Describe the life cycle of a plant or animal.

CONTENT STANDARD 4

3. Matter and Its Interactions

Students will:

  • Understand that the properties of materials enhances human abilities to use materials for a variety of purposes

  • Understand that matter can undergo a variety of changes (physical and chemical change, natural, controlled, change) while the amount and number of atoms remain constant

Performance Indicators

4.4.1 Identify that matter can come in three (3) states: solid, liquid and gas.

4.4.2 Identify the basic properties of matter: conduction of heat, electricity, buoyancy, solubility, and transparency.

4.4.3 Describe and compare tangible objects based on common physical properties (e.g., state of matter, size, shape, texture and color).

4.4.4 Measure and classify tangible objects based on physical properties (e.g., mass, length, volume and temperature).

CONTENT STANDARD 5

5. Forces of Nature

Students will:

  • Know that gravitational and electromagnetic forces give matter some of its properties and result in the motion of and interaction between objects

Performance Indicators

5.4.1 Describe the characteristics of electrical energy (static and current electricity).

5.4.2 Explain that gravity pulls objects to the earth without touching them.

5.4.3 Demonstrate that magnets or other electrically charged objects can pull or push on objects.

CONTENT STANDARD 6

6. Motion

Students will:

  • Describe how different kinds of motion of objects on Earth and in the Universe explain everyday events and can be used to predict future events

Performance Indicators

6.4.1 Illustrate that the earth revolves around the sun.

6.4.2 Give evidence that shows that the earth rotates on an axis.

6.4.3 Describe motion in reference to space and time.

6.4.4 Measure and graph motions of objects with reference to time.

CONTENT STANDARD 7

7. Energy

Students will:

  • Know that energy is the ability to do work and that energy manifests itself in a variety of forms with a variety of characteristics

  • Know that the transfer and transformation of energy is a critical part of all living, physical and human systems

Performance Indicators

7.4.1 Identify the helpful and harmful effects of energy in their daily lives.

7.4.2 List and describe the major forms of energy (e.g., light, heat, sound, electricity, water, and waves).

7.4.3 Describe how using one form of energy produces another form of energy (e.g., gasoline fuels motors to motion, heat boils water to produce steam, solar light is captured to produce electricity).

CONTENT STANDARD 8

7. Forces That Shape the Earth

Students will:

  • Know that climate, seasons, weather, and characteristics of the ocean are caused by the earth’s revolution around the sun, tilt of its axis, rotation on its axis, and the moon’s orbit around the earth

  • Know that the surface of the earth is changed by forces within the earth and human activities

  • Know that the non-living environment of water and land shapes ecosystems, that living organisms are conditioned by rainfall, temperature, topography, mineral concentrations, and solar radiation

Performance Indicators

8.4.1 Show evidence that Guam has two distinct seasons - rainy and dry.

8.4.2 Describe how weather and ocean conditions are affected by Guam’s location and atmospheric conditions.

8.4.3 List and define the names for moon phases.

8.4.4. Use models to demonstrate the movement of the moon around the earth, the earth around the sun, and the earth’s tilt.

8.4.5 Describe the difference between sunrise, sunset, moon rise, and moon set.

8.4.6. Show how the earth’s physical changes affected living things in the past and continues to do so today.

8.4.7 Describe how islands and reefs are formed and what forces could change them.

8.4.8 Describe how the island environment can be changed by typhoons, earthquakes, volcanoes, waves, currents, and flood.

8.4.9 List and define geological concepts in the formation of rocks (e.g., igneous, conglomerates, sedimentary, etc.).

8.4.10 Predict how changes on the earth=s surface will affect local and world ecosystems.

8.4.11 Identify and describe local examples of how living things affect the non-living environment and vice-versa.

CONTENT STANDARD 9

7. Ecology

Students will:

  • Know that changes in ecosystems can be caused by natural and human activities which may affect all members of the system

  • Understand how organisms are linked to one another and their surroundings by the exchange of energy and matter

  • Describe the responsibilities human beings have as the stewards of the environment

Performance Indicators

9.4.1 Identify and describe local ecosystems.

9.4.2 Identify and describe the importance of human activities on changing local ecosystems.

9.4.3 Analyze examples where land use and pollution have resulted in the loss of natural systems and the extinction of many plants and animals.

9.4.4 Explain how living things interact with each other and their physical environment in constructive and destructive ways.

9.4.5 Analyze how living things provide the necessities of life of each other.

9.46 Explain the theory of the greenhouse effect.

9.4.7 Predict possible future problems created by human action on the ecosystem and create future plans to prevent the problems.

CONTENT STANDARD 10

10. Space and Astronomy

Students will:

  • Describe various ideas about the origin, nature, and development of the universe throughout history

  • Know how the universe and the objects in it appears to operate according to a number of established principles which have been realized over time

Performance Indicators

10.4.1 Compare and contrast objects in the universe (solar systems, galaxies, stars, etc.).

10.4.2 Account for seasonal changes due to the earth’s orbit around the sun and its changing axial tilt.

10.4.3 Identify the relationship among the objects in the universe.

10.4.4 Explain that Pacific islanders and other explorers used constellations to navigate their travels.

CONTENT STANDARD 11

11. The Nature of Technology

Students will:

  • Understand the interdependence between science and technology

  • Describe how technology systems limited by trade off, side effects, and other constraints are designed and developed

  • Know that the decision to develop, use or limit the use of a particular technology depends on the expected benefits, costs, anticipated risks, and cultural values

Performance Indicators

11.4.1 Use tools to observe and record phenomena (hand lenses, computers, telescopes, microscopes, cameras, tape recorders, etc.).

11.4.2 Explain that there is no perfect design.

11.4.3 Identify examples of how solutions to one problem can create other problems.

11.4.4 Explain that technology both shapes society and is shaped by it.

11.4.5 Describe how any invention is likely to lead to other inventions.

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