Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Technology and Science

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] How technology and science are related and how they help each other advance.
Unit Plan
CK-12 Foundation

Ck 12: Earth Science: Energy Use

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Energy use in the U.S. and a comparison of oil use amongst the top oil-using nations.
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Centipedes and Millipedes

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Centipedes and millipedes belong to the subphylum Myriapoda, which contains 13,000 species. They all live on land. They are divided among four classes: (1) Chilopoda...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Consumers and Decomposers

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Producers make their own food through photosynthesis. But many organisms are not producers and cannot make their own food, but must get their energy from other...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Excretory System Problems

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] The urinary system controls the amount of water in the body and removes wastes. Any problem with the urinary system can also affect many other body systems. Learn...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Mammal Classification

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Traditionally, mammals were divided into groups based on their characteristics. Scientists took into consideration their anatomy, their habitats, and their feeding...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Non Mendelian Inheritance

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] In all of Mendel's experiments, he worked with traits where a single gene controlled the trait. Each also had one allele that was always dominant over the recessive...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Respiratory System Health

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Many of the diseases related to smoking are called lifestyle diseases: diseases that are caused by choices that people make in their daily lives. For example, the...
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Decomposition Reactions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Definition and example of a decomposition reaction.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Electromagnetism

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Defines what electromagnetism is and its uses, and the right hand rule.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Pressure in Fluids

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Why fluids exert pressure and how it relates to force and area. How to calculate pressure or force and factors that affect fluid pressure.
Unit Plan
CK-12 Foundation

Ck 12: Earth Science: Effect of Continental Position on Climate

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] How close a region is to the ocean affects its climate.
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Effects of Water Pollution

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Water pollutants can have an effect on both the ecology of ecosystems and on humans. As a result of water pollution, humans may not be able to use a waterway for...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Reproductive System Health

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Along with shin guards, a protective cup is useful in preventing injuries. Wearing a protective cup also prevents a potentially serious injury to the testes. Learn...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Sources of Water Pollution

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] Water pollution is a serious issue facing hundreds of millions of people world-wide, having harmful effects on the lives of those people. Learn more about sources of...
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Physical Science Careers

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Careers in chemistry and physics.
Unit Plan
CK-12 Foundation

Ck 12: Earth Science: Development of Hypotheses

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] How to recognize and make good hypotheses.
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Fields in the Life Sciences

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] The life sciences are the study of living organisms. They deal with every aspect of living organisms, from the biology of cells to the biology of individual...
Unit Plan
CK-12 Foundation

Ck 12: Life Science: Safety in the Life Sciences

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] There can be some very serious safety risks in scientific research. Safety practices must be followed when working with the hazardous materials and organisms. Learn...
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Acceleration Due to Gravity

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Acceleration due to gravity and why falling objects with different masses accelerate at the same rate.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Internal Combustion Engines

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Explains what an internal combustion engine is, how it works, and how kinetic energy from the engine turns the wheels of a car.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Properties of Solutions

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] How solutes affect solvents, the freezing point depression and boiling point elevation.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Thomson's Atomic Model

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Thomson's discovery of the electron and his plum pudding model of the atom.
Unit Plan
CK-12 Foundation

Ck 12: Earth Science: Effect of Altitude and Mountains on Climate

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Mountain ranges and the altitude of a region affects the climate.

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