Science Module. 8 th Grade. TAKS Objective 3 . The student will demonstrate an understanding of the structure and properties of matter. TEKS 8.8 A and B. The student knows that matter is composed of atoms. The student is expected to: describe the structure and parts of an atom; and
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
The student will demonstrate an understanding of the structure and properties of matter.
The student knows that matter is composed of atoms. The student is expected to:
True or False
Electrons are little spheres
that orbit the nucleus of an atom
Atoms are like miniature solar systems
The electron is the same size
as a proton or neutron
440 BC - Democritus
first suggested the
existence of atoms
The “Black” box activity is important on several levels:
Who knew? is an activity designed to help students understand how science is built upon the investigations of previous scientists and determined in large part by the technology available.
The atom is composed of mostly empty space.
Atom Field video http://www.tcet.unt.edu/tegs/chapter3/Atomic%20field_Medium.mov
If the proton were the mass of an automobile, the electron would have the mass of a bag of potato chips.
Allow students to choose a particle and write an illustrated “biography.” Include the particle’s discovery, charge, and location in the atom.