demonstrate safe practices during classroom and field investigations (2.1A)
learn how to use and conserve resources and dispose materials (2.1B)

ask questions about organisms, objects and events (2.2A)
plan and conduct simple descriptive investigations (2.2B)
compare results of investigations with what students and scientists know about the world (2.2C)
gather information using simple equipment and tools to extend the senses (2.2D)
construct reasonable explanations and draw conclusions using information and prior knowledge (2.2E)
communicate explanations about investigations (2.2F)

make decisions using information (2.3A)
discuss and justify the merits of decisions (2.3B)
explain a problem in his/her own words and identify a task and solution related to the problem (2.3C)

collect information using tools including rulers, meter sticks, measuring cups, clocks, hand lenses, computers, thermometers, and balances (2.4A)
measure and compare organisms and objects and parts of organisms and objects, using standard and non-standard units (2.4B)

classify and sequence organisms, objects, and events based on properties and patterns (2.5A)
identify, predict, replicate and create patterns including those seen in charts, graphs, and numbers (2.5B)

manipulate, predict, and identify parts that, when separated from the whole, may result in the part or the whole not working, such as flashlights without batteries and plants without leaves (2.6A)
manipulate, predict, and identify parts that, when put together, can do things they cannot do by themselves, such as a guitar and guitar strings (2.6B)
observe and record the functions of plant parts (2.6C)
observe and record the functions of animal parts (2.6D)

observe, measure, record, analyze, predict and illustrate changes in size, mass, temperature, color, position, quantity, sound, and movement (2.7A)
identify, predict, and test uses of heat to cause change such as melting and evaporation (2.7B)
demonstrate a change in the motion of an object by giving the object a push or a pull (2.7C)
observe, measure, and record changes in weather, the night sky, and seasons (2.7D)

Science Concepts. The student distinguishes between living organisms and nonliving objects. The student is expected to: (2.8):

identify characteristics of living organisms (2.8A)
identify characteristics of nonliving objects (2.8B)

identify the external characteristics of different kinds of plants and animals that allow their needs to be met (2.9A)
compare and give examples of the ways living organisms depend on each other and on their environments (2.9B)

describe and illustrate the water cycle (2.10A)
identify uses of natural resources (2.10B)

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