Arkansas Science Learning Standards — Grade 2


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ESS.10.2.1

Illustrate four moon phases: full half crescent new

ESS.10.2.2

Model the movement of Earth and its moon

ESS.10.2.3

Contrast the visibility of the sun and moon

ESS.8.2.1

Conduct investigations to distinguish among the following components of soil: clay sand silt humus

ESS.8.2.2

Recognize and discuss the different properties of soil: color texture ability to retain water ability to support plant growth

ESS.8.2.3

Conduct investigations to determine which soil best supports bean plant growth

ESS.8.2.4

Identify products derived from natural resources

ESS.8.2.5

Chart weather conditions every day

ESS.8.2.6

Demonstrate safety procedures related to severe weather

ESS.8.2.7

Describe characteristics of cumulus, stratus, and cirrus clouds

ESS.8.2.8

Predict weather based on cloud type

ESS.8.2.9

Read a Celsius thermometer

LS.2.2.1

Classify animals into major groups according to their structure: mammals birds fish

LS.2.2.2

Differentiate among herbivores, carnivores, and omnivores

LS.2.2.3

Identify basic needs of most plants: nutrients water light air temperature space

LS.2.2.4

Compare different types of flowering plants and conifers

LS.2.2.5

Identify the major parts and functions of the skeletal system

LS.2.2.6

Describe the function of the following plant parts: leaves stems flowers roots

LS.3.2.1

Illustrate embryonic development (e.g., chicken)

LS.3.2.2

Compare and contrast embryonic development and incomplete metamorphosis

LS.4.2.1

Compare and contrast living and extinct species

LS.4.2.2

Describe characteristics of various habitats

NS.1.2.1

Communicate observations orally, in writing, and in graphic organizers: T-charts pictographs Venn diagrams bar graphs

NS.1.2.2

Develop questions that guide scientific inquiry

NS.1.2.3

Conduct scientific investigations individually and in teams: lab activities field studies

NS.1.2.4

Estimate and measure length and temperature using International System of Units (SI)

NS.1.2.5

Collect measurable empirical evidence in teams and as individuals

NS.1.2.6

Make predictions in teams and as individuals based upon empirical evidence

NS.1.2.7

Use age appropriate equipment and tools in scientific investigations (e.g., balances, hand lenses, rulers, and thermometers)

NS.1.2.8

Apply lab safety rules as they relate to specific science lab activities (see Arkansas Lab Safety Guide)

PS.5.2.1

Classify objects based on two or more properties

PS.5.2.2

Investigate the effect of physical phenomena on various materials (e.g., heat absorption by different colored materials)

PS.6.2.1

Investigate the relationship between force and motion

PS.7.2.1

Classify materials as transparent, translucent, or opaque (e.g., plastic wrap, wax paper, and aluminum foil)

PS.7.2.2

Compare temperatures using the Celsius scale

PS.7.2.3

Demonstrate methods of using electricity to produce light, heat, and sound