Texas Essential Knowledge and Skills (TEKS) | Orbit Earth Expo

Kindergarten First GradeSecond GradeThird GradeFourth GradeFifth Grade ♦ Sixth GradeSeventh GradeEighth Grade


Kindergarten

(2) Scientific investigation and reasoning. The student develops abilities to ask questions and seek answers in classroom and outdoor investigations. The student is expected to:

  • (A) ask questions about organisms, objects, and events observed in the natural world;
  • (B) plan and conduct simple descriptive investigations such as ways objects move;
  • (C) collect data and make observations using simple equipment such as hand lenses, primary balances, and non-standard measurement tools;
  • (D) record and organize data and observations using pictures, numbers, and words; and
  • (E) communicate observations with others about simple descriptive investigations.

(7) Earth and space. The student knows that the natural world includes earth materials. The student is expected to:

  • (A) observe, describe, compare, and sort rocks by size, shape, color, and texture;
  • (B) observe and describe physical properties of natural sources of water, including color and clarity; and

(8) Earth and space. The student knows that there are recognizable patterns in the natural world and among objects in the sky. The student is expected to:

  • (A) observe and describe weather changes from day to day and over seasons;
  • (B) identify events that have repeating patterns, including seasons of the year and day and night; and
  • (C) observe, describe, and illustrate objects in the sky such as the clouds, Moon, and stars, including the Sun.

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1st Grade

(6) Force, motion, and energy. The student knows that force, motion, and energy are related and are a part of everyday life. The student is expected to:

  • (C) describe the change in the location of an object such as closer to, nearer to, and farther from; and
  • (D) demonstrate and record the ways that objects can move such as in a straight line, zig zag, up and down, back and forth, round and round, and fast and slow.

(7) Earth and space. The student knows that the natural world includes rocks, soil, and water that can be observed in cycles, patterns, and systems. The student is expected to:

  • (B) identify and describe a variety of natural sources of water, including streams, lakes, and oceans

(8) Earth and space. The student knows that the natural world includes the air around us and objects in the sky. The student is expected to:

  • (A) record weather information, including relative temperature, such as hot or cold, clear or cloudy, calm or windy, and rainy or icy;
  • (B) observe and record changes in the appearance of objects in the sky such as clouds, the Moon, and stars, including the Sun;
  • (C) identify characteristics of the seasons of the year and day and night;

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2nd Grade

(7) Earth and space. The student knows that the natural world includes earth materials. The student is expected to:

  • (A) observe and describe rocks by size, texture, and color;
  • (B) identify and compare the properties of natural sources of freshwater and saltwater; and
  • (C) distinguish between natural and manmade resources.

(9) Organisms and environments. The student knows that living organisms have basic needs that must be met for them to survive within their environment. The student is expected to:

  • (A) identify the basic needs of plants and animals;
  • (B) identify factors in the environment, including temperature and precipitation, that affect growth and behavior such as migration, hibernation, and dormancy of living things; and
  • (C) compare and give examples of the ways living organisms depend on each other and on their environments such as food chains within a garden, park, beach, lake, and wooded area.

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3rd Grade

(6) Force, motion, and energy. The student knows that forces cause change and that energy exists in many forms. The student is expected to:

  • (A) explore different forms of energy, including mechanical, light, sound, and heat/thermal in everyday life;
  • (C) observe forces such as magnetism and gravity acting on objects.

(7) Earth and space. The student knows that Earth consists of natural resources and its surface is constantly changing. The student is expected to:

  • (B) investigate rapid changes in Earth’s surface such as volcanic eruptions, earthquakes, and landslides;
  • (C) identify and compare different landforms, including mountains, hills, valleys, and plains;

(8) Earth and space. The student knows there are recognizable patterns in the natural world and among objects in the sky. The student is expected to:

  • (A) observe, measure, record, and compare day-to-day weather changes in different locations at the same time that include air temperature, wind direction, and precipitation;
  • (B) describe and illustrate the Sun as a star composed of gases that provides light and heat energy for the water cycle;
  • (C) construct models that demonstrate the relationship of the Sun, Earth, and Moon, including orbits and positions; and
  • (D) identify the planets in Earth’s solar system and their position in relation to the Sun.

(9) Organisms and environments. The student knows that organisms have characteristics that help them survive and can describe patterns, cycles, systems, and relationships within the environments. The student is expected to:

  • (A) observe and describe the physical characteristics of environments and how they support populations and communities within an ecosystem;
  • (B) identify and describe the flow of energy in a food chain and predict how changes in a food chain affect the ecosystem such as removal of frogs from a pond or bees from a field;

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4th Grade

(7) Earth and space. The students know that Earth consists of useful resources and its surface is constantly changing. The student is expected to:

  • (A) examine properties of soils, including color and texture, capacity to retain water, and ability to support the growth of plants;
  • (B) observe and identify slow changes to Earth’s surface caused by weathering, erosion, and deposition from water, wind, and ice; and
  • (C) identify and classify Earth’s renewable resources, including air, plants, water, and animals; and nonrenewable resources, including coal, oil, and natural gas; and the importance of conservation.

(8) Earth and space. The student knows that there are recognizable patterns in the natural world and among the Sun, Earth, and Moon system. The student is expected to:

  • (A) measure and record changes in weather and make predictions using weather maps, weather symbols, and a map key;
  • (B) describe and illustrate the continuous movement of water above and on the surface of Earth through the water cycle and explain the role of the Sun as a major source of energy in this process; and
  • (C) collect and analyze data to identify sequences and predict patterns of change in shadows, tides, seasons, and the observable appearance of the Moon over time.

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5th Grade

(7) Earth and space. The student knows Earth’s surface is constantly changing and consists of useful resources. The student is expected to:

  • (A) explore the processes that led to the formation of sedimentary rocks and fossil fuels;
  • (B) recognize how landforms such as deltas, canyons, and sand dunes are the result of changes to Earth’s surface by wind, water, and ice;
  • (C) identify alternative energy resources such as wind, solar, hydroelectric, geothermal, and biofuels; and
  • (D) identify fossils as evidence of past living organisms and the nature of the environments at the time using models.

(8) Earth and space. The student knows that there are recognizable patterns in the natural world and among the Sun, Earth, and Moon system. The student is expected to:

  • (A) differentiate between weather and climate;
  • (B) explain how the Sun and the ocean interact in the water cycle;
  • (C) demonstrate that Earth rotates on its axis once approximately every 24 hours causing the day/night cycle and the apparent movement of the Sun across the sky; and
  • (D) identify and compare the physical characteristics of the Sun, Earth, and Moon.

(9) Organisms and environments. The student knows that there are relationships, systems, and cycles within environments. The student is expected to:

  • (B) describe how the flow of energy derived from the Sun, used by producers to create their own food, is transferred through a food chain and food web to consumers and decomposers;

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6th Grade

(10) Earth and space. The student understands the structure of Earth, the rock cycle, and plate tectonics. The student is expected to:

  • (A) build a model to illustrate the structural layers of Earth, including the inner core, outer core, mantle, crust, asthenosphere, and lithosphere;
  • (C) identify the major tectonic plates, including Eurasian, African, Indo-Australian, Pacific, North American, and South American; and
  • (D) describe how plate tectonics causes major geological events such as ocean basins, earthquakes, volcanic eruptions, and mountain building.

(11) Earth and space. The student understands the organization of our solar system and the relationships among the various bodies that comprise it. The student is expected to:

  • (A) describe the physical properties, locations, and movements of the Sun, plane Galilean moons, meteors, asteroids, and comets;
  • (B) understand that gravity is the force that governs the motion of our solar system; and
  • (C) describe the history and future of space exploration, including the types of equipment and transportation needed for space travel.

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7th Grade

(8) Earth and space. The student knows that natural events and human activity can impact Earth systems. The student is expected to:

  • (A) predict and describe how different types of catastrophic events impact ecosystems such as floods, hurricanes, or tornadoes;
  • (B) analyze the effects of weathering, erosion, and deposition on the environment in ecoregions of Texas;

(9) Earth and space. The student knows components of our solar system. The student is expected to:

  • (A) analyze the characteristics of objects in our solar system that allow life to exist such as the proximity of the Sun, presence of water, and composition of the atmosphere; and
  • (B) identify the accommodations, considering the characteristics of our solar system, that enabled manned space exploration.

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8th Grade

(7) Earth and space. The student knows the effects resulting from cyclical movements of the Sun, Earth, and Moon. The student is expected to:

  • (A) model and illustrate how the tilted Earth rotates on its axis, causing day and night, and revolves around the Sun causing changes in seasons;
  • (B) demonstrate and predict the sequence of events in the lunar cycle; and
  • (C) relate the position of the Moon and Sun to their effect on ocean tides.

(8) Earth and space. The student knows characteristics of the universe. The student is expected to:

  • (A) describe components of the universe, including stars, nebulae, and galaxies, and use models such as the Herztsprung-Russell diagram for classification;
  • (B) recognize that the Sun is a medium-sized star near the edge of a disc-shaped galaxy of stars and that the Sun is many thousands of times closer to Earth than any other star;
  • (C) explore how different wavelengths of the electromagnetic spectrum such as light and radio waves are used to gain information about distances and properties of components in the universe;
  • (D) model and describe how light years are used to measure distances and sizes in the universe; and
  • (E) research how scientific data are used as evidence to develop scientific theories to describe the origin of the universe.

(9) Earth and space. The student knows that natural events can impact Earth systems. The student is expected to:

  • (A) describe the historical development of evidence that supports plate tectonic theory;
  • (B) relate plate tectonics to the formation of crustal features; and
  • (C) interpret topographic maps and satellite views to identify land and erosional features and predict how these features may be reshaped by weathering.

(10) Earth and space. The student knows that climatic interactions exist among Earth, ocean, and weather systems. The student is expected to:

  • (A) recognize that the Sun provides the energy that drives convection within the atmosphere and oceans, producing winds and ocean currents;
  • (B) identify how global patterns of atmospheric movement influence local weather using weather maps that show high and low pressures and fronts; and
  • (C) identify the role of the oceans in the formation of weather systems such as hurricanes.

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