Ck 12: Episd: Late Precambrian Period

[Free Registration/Login may be required to access all resource tools.] Describes how events during the late Precambrian impacted life on Earth.

[Free Registration/Login may be required to access all resource tools.] Explore the three periods of the Mesozoic Era, the age when dinosaurs roamed the earth. Find out what happened to the dinosaurs.

[Free Registration/Login may be required to access all resource tools.] The two periods of the Cenozoic Era, Tertiary and Quaternary, granted the mammals the time and space to evolve since the dinosaurs became extinct.

[Free Registration/Login may be required to access all resource tools.] Students will study how energy flows through an ecosystem and learn about photoautotrophs and chemoautotrophs, the role of decomposers, and of consumers.

[Free Registration/Login may be required to access all resource tools.] What exactly do nails and hair do? Find out the structure and function of both in this module.

[Free Registration/Login may be required to access all resource tools.] Apply mathematic equations for acceleration to understand motion.

[Free Registration/Login may be required to access all resource tools.] Find out the details of how scientists have found methods to control the spread of viruses.

[Free Registration/Login may be required to access all resource tools.] Is it possible for viruses to be useful? Explore and understand the why good things can happen when scientists study these pesky microorganisms.

[Free Registration/Login may be required to access all resource tools.] A breakdown of biologist Gregor Mendel's genetic experiments with pea plants to clarify controlling self and cross pollination.

[Free Registration/Login may be required to access all resource tools.] Understand the fundamentals of Gregor Mendel's early genetics experiments. Students will explore the Law of Segregation within genetics and how to cross F1 and F2...