Science -- Technology/Engineering
Curriculum Guide
Preface

Grade 4

Last Updated:  January 17, 2003

Unifying Concepts and Processes

Systems, Order, & Organization
Laws of force, motion, classification of organisms, planetary motion.

Evidence, Models, Explanation
Prediction, probability, hypotheses, models, laws.

Constancy, Change, Measurement
Rate, scale, patterns, trends, cycles.

Evolution & Equilibrium
Changes in environment, populations, ecosystems, conservation of energy, natural- and human- induced hazards.

Form & Function
Diversity and adaptation of organisms, interaction of energy and matter, behavior of organisms.  

Science as Inquiry

Identify questions and concepts that guide scientific investigation.

Design and conduct scientific investigation.

Use technology and mathematics to improve investigation and communication.

Formulate and revise scientific explanations and models using logic and evidence

Content

Life Science:

Characteristics of Organisms

bulletIdentify the parts of a plant and describe the function of each part of the plant.
bulletClassify plants based on their individual characteristics.
bulletDescribe the interdependence of plant functions and how these functions relate to the plant’s survival.
bulletRelate foliage change to chlorophyll loss.

Life Cycles and Heredity

bulletDescribe the basic life cycle of plants including decomposition.
bulletIdentify stages in the life cycle of a white pine tree.
bulletCompare life cycle of the white pine tree to other plants.

Organisms and Their Environment

bulletDescribe the interactions of living things with their environment.
bulletExplain how living things adapt/migrate/die.
bulletDescribe the interdependence of living things within a closed system (terrarium, river tank, etc.).
bulletDescribe the how organisms respond to internal and/or environmental stimuli.
bulletIdentify the components of photosynthesis.
bulletDescribe the exchange of gases that occurs during photosynthesis.

Earth and Space Science:

Structure of the Earth System

bulletDescribe how different types of soil support different types of plant life.
bulletDescribe the chemical composition and texture of layers of soil.
bulletDescribe how different types of soil retain water.
bulletExplain how soils are formed from the decomposition of plant and animal life.
bulletIdentify and discuss the components of weather (temperature, moisture, wind speed and direction, and precipitation).
bulletExplain the effect of variables on weather.
bulletDiscuss different forms of precipitation: rain, snow, sleet, and hail.
bulletIdentify global patterns of atmospheric movement and how they affect local weather.
bulletExplain the difference between weather and climate.
bulletRelate condensation to evaporation and the water cycle.

Earth's History

bulletDescribe the effects of landslides.
bulletDescribe the effects of wind erosion.
bulletCompare/contrast the effects of erosion on rocks, landforms, and plants.

Earth in the Solar System

bulletRelate revolution to movements of planets around the sun, and moons around planets.
bulletDefine orbit and compare the orbits of various planets within our solar system.     

Physical Science:

Chemistry - Properties of Matter

bulletDescribe the properties of objects (size, shape, and weight) to the properties of materials (color, texture, hardness).
bulletCompare the reflective capacity of different colors.

Physics – Energy

bulletUse a spring scale to measure force needed to lift, slide objects.
bulletCompare the force needed to lift/slide objects.
bulletDescribe sound variables such as pitch, volume, tone, and rhythm.
bulletExplain the relationship between sound and vibration and discuss how the variable can be controlled.
bulletIdentify sources of light.
bulletDescribe projected light and images.
bulletIdentify materials that are transparent, translucent, and opaque; differentiate the characteristics of each type of material.
bulletDefine, demonstrate, and differentiate between reflection and refraction.

Technology/Engineering:

Materials and Tools

bulletIdentify materials used to accomplish a design based on a specific property (weight, strength, hardness, and flexibility).
bulletIdentify the parts of a class I lever.
bulletDiscuss material requirements for common devices including a lever (seesaw and wheelbarrow).
bulletMeasure the force needed to lift an object using a lever.
bulletPredict the amount of effort needed to move a load with a lever.
bulletInvestigate the interaction/uses of gears.
bulletIdentify and explain the differences between simple and complex machines (hand can opener with multiple gears, wheel, wedge, gear, and lever).

Science Applications

Identify a problem or design an opportunity.

Propose designs and choose between alternative solutions.

Implement a proposed solution.

Evaluate the solution and its proposed consequences.

Communicate the problem, process, and solution.

Science: Personal & Social Perspectives

Personal and community health.

Population growth.

Natural resources.

Environmental quality.

Natural- and Human-induced hazards.

History and Nature of Science

Science as Human Endeavor
Requiring reasoning, insight, energy, skill, and creativity, as well as habits of mind, i.e., intellectual honesty, tolerance of ambiguity, skepticism, and openness to new ideas.

Nature of Scientific Knowledge
Including evaluation of experiments, observations, theoretical models, proposed explanations, evidence, reasoning, and alternate conclusions.

Historical Perspectives
Including the study of famous scientists and discoveries.

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Science -- Technology/Engineering Curriculum Guide -- Grade 4

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