demonstrate safe practices during field and laboratory investigations (4.1A)
make wise choices in the use and conservation of resources and the disposal or recycling of materials (4.1B)

plan and implement descriptive investigations including asking well-defined questions, formulating testable hypotheses, and selecting and using equipment and technology (4.2A)
collect information by observing and measuring (4.2B)
analyze and interpret information to construct reasonable explanations from direct and indirect evidence (4.2C)
communicate valid conclusions (4.2D)
construct simple graphs, tables, maps, and charts to organize, examine and evaluate information (4.2E)

analyze, review, and critique scientific explanations, including hypotheses and theories, as to their strengths and weaknesses using scientific evidence and information (4.3A)
draw inferences based on information related to promotional materials for products and services (4.3B)
represent the natural world using models and identify their limitations (4.3C)
evaluate the impact of research on scientific thought, society, and the environment (4.3D)
connect Grade 4 science concepts with the history of science and contributions of scientists (4.3E)

collect and analyze information using tools including calculators, safety goggles, microscopes, cameras, sound recorders, computers, hand lenses, rulers, thermometers, meter sticks, timing devices, balances, and compasses (4.4A)
demonstrate that repeated investigations may increase the reliability of results (4.4B)

identify and describe the roles of some organisms in living systems such as plants in schoolyard, and parts in nonliving systems such as a light bulb in a circuit (4.5A)
predict and draw conclusions about what happens when part of a system is removed (4.5B)

identify patterns of change such as in weather, metamorphosis, and objects in the sky (4.6A)
illustrate that certain characteristics of an object can remain constant even when the object is rotated like a spinning top, translated like a skater moving in a straight line, or reflected on a smooth surface (4.6B)
use reflections to verify that a natural object has symmetry (4.6C)

observe and record changes in the states of matter caused by the addition or reduction of heat (4.7A)
conduct tests, compare data, and draw conclusions about physical properties of matter including states of matter, conduction, density, and buoyancy (4.7B)

Science Concepts. The student knows that adaptations may increase the survival of members of a species. The student is expected to: (4.8):

identify characteristics that allow members within a species to survive and reproduce (4.8A)
compare adaptive characteristics of various species (4.8B)
identify the kinds of species that lived in the past and compare them to existing species (4.8C)

distinguish between inherited traits and learned characteristics (4.9A)
identify and provide examples of inherited traits and learned characteristics (4.9B)

identify and observe effects of events that require time for changes to be noticeable including growth, erosion, dissolving, weathering, and flow (4.10A)
draw conclusions about "what happened before" using fossils or charts and tables (4.10B)

Science Concepts. The student knows that the natural world includes earth materials and objects in the sky. The student is expected to (4.11):

test properties of soils including texture, capacity to retain water, and ability to support life (4.11A)
summarize the effects of the oceans on land (4.11B)
identify the Sun as the major source of energy for the Earth and understand its role in the growth of plants, in the creation of winds, and in the water cycle (4.11C)

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