TEKS 2. The student knows the Earth’s unique characteristics and conditions. The student is expected to:

(A)    plan and implement investigative procedures including asking questions, formulating testable hypotheses, and selecting equipment and technology;

(C)    organize, analyze, evaluate, make inferences, and predict trends from data; and

(D)    communicate valid conclusions.

TEKS 3. The student knows the Earth’s unique characteristics and conditions. The student is expected to:

(A)    analyze, review, and critique scientific explanations, including hypotheses and theories, as to their strengths and weaknesses using scientific evidence and information;

(C)    evaluate the impact of research on scientific thought, society, and the environment;

TEKS 4. The student knows the Earth’s unique characteristics and conditions. The student is expected to:

(A)    research and describe the Earth’s unique placement in the solar system; and

(B)    analyze conditions on Earth that enable organisms to survive.

TEKS 7. The student knows the origin and composition of minerals and rocks and the significance of the rock cycle. The student is expected to:

(B)    identify common minerals and describe their economic significance;

(C)    classify rocks according to how they are formed during a rock cycle; and

(D)    examine and describe conditions such as depth of formation, rate of cooling, and mineral composition that are factors in the formation of rock types.

TEKS 8. The student knows the processes and end products of weathering. The student is expected to:

(A)    distinguish chemical from mechanical weathering and identify the role of weathering agents such as wind, water, and gravity;

(B)    identify geologic formations that result from differing weathering processes.

TEKS 12.        The student knows the characteristics of the atmosphere. The student is expected to:

(C)    determine the impact on the atmosphere of natural events and human activity.

TEK13.  The student knows the role of energy in governing weather and climate. The student is expected to: 

(A)    describe the transfer of heat energy at the boundaries between the atmosphere, landmasses, and oceans resulting in layers of different temperatures and densities in both the ocean and atmosphere.