| GLE 1 |
Ask questions about objects and events in the environment (e.g., plants, rocks, storms)
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| GLE 2 |
Pose questions that can be answered by using students' own observations, scientific knowledge, and testable scientific investigations |
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| GLE 3 |
Use observations to design and conduct simple investigations or experiments to answer testable questions |
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| GLE 4 |
| Predict and anticipate possible outcomes |
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| GLE 5 |
Use a variety of methods and materials and multiple trials to investigate ideas (observe, measure, accurately record data) |
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| GLE 6 |
Use the five senses to describe observations |
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| GLE 7 |
Measure and record length and temperature in both metric system and U.S. system units |
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| GLE 8 |
Select and use developmentally appropriate equipment and tools (e.g., magnifying lenses, graduated cylinders) and units of measurement to observe and collect data |
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| GLE 9 |
Express data in a variety of ways by constructing illustrations, graphs, charts, tables, concept maps, and oral and written explanations as appropriate |
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| GLE 10 |
Use a variety of appropriate formats to describe procedures and to express ideas about demonstrations or experiments (e.g., drawings, journals, reports, presentations, exhibitions, portfolios) |
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| GLE 11 |
Identify and use appropriate safety procedures and equipment when conducting investigations (e.g., gloves, goggles, hair ties) |
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| GLE 12 |
Recognize that a variety of tools can be used to examine objects at different degrees of magnification (e.g., hand lens, microscope) |
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| GLE 13 |
| Explain and give examples of how scientific discoveries have affected society |
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| GLE 14 |
Classify objects as bendable or rigid |
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| GLE 15 |
| Record the temperature of objects (Celsius and Fahrenheit) |
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| GLE 16 |
| Measure weight/mass and volume of a variety of objects and materials by using a pan balance and various containers |
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| GLE 17 |
Use standard tools to measure objects or materials (e.g., ruler, meter stick, measuring tape, pan balance, thermometer, graduated cylinder)
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| GLE 18 |
Observe, describe, and record the characteristics of materials that make up different objects(e.g., metal, nonmetal, plastic, rock, wood, paper)
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| GLE 19 |
Describe and illustrate what remains after water evaporates from a salt or sugar solution |
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| GLE 20 |
Observe and describe differences in motion between objects (e.g., toward/away, cardinal directions) |
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| GLE 21 |
Use students' own voices to demonstrate pitch (e.g., low, high) |
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| GLE 22 |
Give examples of objects that vibrate to produce sound (e.g., drum, stringed instrument, end of a ruler, cymbal)
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| GLE 23 |
Change the direction of light by using a mirror and/or lens
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| GLE 24 |
Describe how light behaves when it strikes objects and materials (e.g., transparent, translucent, opaque) |
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| GLE 25 |
Investigate ways of producing static electricity and describe its effects
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| GLE 26 |
Identify and describe sources of energy used at school, home, and play |
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| GLE 27 |
Match the appropriate food source and habitat for a variety of animals (e.g., cows/grass/field, fish/tadpoles/water) |
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| GLE 28 |
Describe structures of plants (e.g., roots, leaves, stems, flowers, seeds)
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| GLE 29 |
Compare differences and similarities among a variety of seed plants |
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| GLE 30 |
Identify physical characteristics of organisms (e.g., worms, amphibians, plants)
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| GLE 31 |
Identify and discuss the arrangement of the food pyramid |
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| GLE 32 |
Analyze selected menus to determine whether they include representatives of all the required food groups
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| GLE 33 |
Compare the life cycles of selected organisms (e.g., mealworm, caterpillar, tadpole) |
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| GLE 34 |
| Describe inherited characteristics of living things |
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| GLE 35 |
Identify the components of a variety of habitats and describe how organisms in those habitats depend on each other |
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| GLE 36 |
Observe and record the properties of rocks, minerals, and soils gathered from their surroundings (e.g., color, texture, odor) |
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| GLE 37 |
Compare bodies of water found on Earth (e.g., oceans, seas, lakes, rivers, glaciers) |
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| GLE 38 |
| Explain why most of the water on Earth cannot be used as drinking (potable) water |
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| GLE 39 |
Design an experiment involving evaporation |
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| GLE 40 |
Gather, record, and graph weather data (e.g., precipitation, wind speed, wind direction, temperature) using appropriate instruments
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| GLE 41 |
Analyze recorded daily temperatures and weather conditions from newspapers, television, the Internet, and home/outdoor thermometers |
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| GLE 42 |
Identify and use appropriate tools to gather and study rocks, minerals, and fossils |
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| GLE 43 |
Describe characteristics of the Sun, stars, and Earth's moon (e.g., relative size, shape, color, production of light/heat) |
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| GLE 44 |
| Give examples of how the Sun affects Earth's processes (e.g., weather, water cycle) |
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| GLE 45 |
Locate and identify plants and animals within an ecosystem |
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| GLE 46 |
| Illustrate and describe a simple food chain located within an ecosystem |
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| GLE 47 |
| Identify the Sun as the primary energy source in a food chain |
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| GLE 48 |
| Describe a variety of activities related to preserving the environment |
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| GLE 49 |
Describe how consumption of resources can be reduced by recycling, reusing, and conserving |
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| GLE 50 |
Describe ways in which habitat loss or change can occur as a result of natural events or human impact |
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| GLE 51 |
Describe and give examples of threatened or endangered species |
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