8th+Grade+Science

Grade 8 Pacing Calendar/Curriculum Map For Science

__ Unit 1- Reproduction, Heredity, and Evolution __

 * How does life on earth continue and adapt in response to environmental changes?

//Beginning of school year to the second week of November.//**
 * Goal** **- By the second week of November, students shall gain a comprehensive understanding of evolution and its relsationship to heredity and reproduction, with 75% acuracy as evidenced by classroom tests, hw, projects and labs.

Reproductive Patterns and the Continuity of Life 4-5 periods ** 10-12 periods ** 6-8 periods **
 * **Asexual reproduction (ch. 2, sec 1)**
 * **Sexual Reproduction (ch. 2, sec 2)**
 * **Compare and contrast results, contexts, advantage and disadvantage of each method (ch. 2, sec.s 1&2)**
 * Patterns of Development and the Continuity of Life
 * **Patterns of development in plants (ch. 3)**
 * **Patterns of development in Animals (ch. 4)**
 * **Cell division-growth, maintenance and repair (ch. 2, sec. 1)**
 * - cancer is the result of abnormal cell division**
 * **Competition (ch. 7, sec. 1)**
 * Heredity- Ch. 5, sec 1.
 * **Genes and DNA (ch.2, sec 3)**
 * **Mendelian Genetics (ch.5, sec 1)**
 * **Mutations (ch. 2, sec 1)**

12-14 periods ** Genetic diseases ( ch. 5, p. 150)** 2-4 periods **
 * Roles of Sexual and Asexual reproduction in Human Growth and Development
 * **The role of the sperm and the egg (Ch.2, sec 2)**
 * **Human reproductive system (ch. 6, sec 2)**
 * **Hormonal regulation (ch. 6, sec 1)**
 * **Endocrine system (ch. 6, sec 1)**
 * **Patterns of development**
 * cell division and genetic expression (ch. 6, sec 1)
 * **Genetic Engineering and cloning (ch. 5, sec 3)**
 * Natural Selection: The Driving mechanism beind Evolution
 * ** Sources of variations in organisms (ch. 7, sec. 1) **
 * **Adaptations (ch 7)**

Punnet suares to show probability of traits Classification Lab safety Microscopy Measurement using a microscope
 * Suggested labs as per performance objectives:

*Quarter Project as per Goal

__Unit 2- forces and Motion on Earth__ How do we apply the laws of motion to explain the movement of objects on Earth?**

Goal- By the end of the second marking period, students will be able to apply the laws of motion to explain movement of objects on earth with 75 % accuracy as demonstrated by tests, hw, labs and projects. **
 * //Middle of November to end of December//

20-25 periods ** ** Suggested Labs as per performance objectives Determine the speed and acceleration of a moving object Measuring momentum (p. 607) Friction in traffic (p. 607)** [|**http://www.cmdowns.com/newtons-laws-lab.htm**] [|**http://teachers.net/lessons/posts/661.html**]
 * Motion and Newton's Laws
 * **Patterns of motion, frame of reference and position, direction and speed. ( ch. 15, sec 1)**
 * **Newton's first law of motion: inertia (ch. 16, sec 2)**
 * **Newton's second law: F=ma (ch. 16, sec 2)**
 * **Newtons third law : action and opposite reaction (ch 16, sec 3)**

__ **Unit 3- Earth, Sun, Moon, System** __


 * What role do forces play in the patterns and stability of the solar syatem?

//Beginning of January to the end of February// Goal -By the end of March students will demonstrate a comprehensive understanding of the role that forces play in the patterns and stability of the solar system with 75 % accuracy as evidenced by tests, HW, labs, and project.

Seasons and Cycles: Relationships among the Sun, Earth, and Moon. 2-4periods ** ** 10-12 periods **
 * **Day: rotation (Ch. 11, sec 1)**
 * **Year: revolution (ch. 11, sec 1)**
 * **Seasons: tilt of Earth's axis of rotation Ch. 11, sec 1)**
 * **Phases of the moon (ch. 11, sec 1)**
 * **Eclipses (ch. 11, sec 1)**
 * **Tides (ch. 12, sec3)**
 * Solar System **


 * ** Classification of celestial objects:Stars including the sun, planets, comets, moons, and asteroids (Ch. 13, secs. 1-4) **
 * ** Patterns of motion, frame of reference and position, direction, and speed. (ch. 15, sec 1) **

**Given the latitude and longitude of a location, indicate its position on a map and determine the latitude and longitude of a given location on a map Phases of the moon Eccentricity of an ellipse**
 * Suggested labs as per performance objectives **
 * Seasons ( equinoxes and solstices)**


 * * Weekly review for the ILSE should start at the beginning of March* **

__**Unit 4- Humans in Their Environment: Needs and Tradeoffs**__ (Exit Projects) //The beginning of March to the beginning of June// Goal ** -**Students will demonstrate a comprehensive understanding of human consumption of resources and its impact on the environment and health with 75% accuracy as evidenced by tests, hw, labs and project.**
 * How does human consumption of resources impact the environment and our health?

** Environmental concerns 12-14 periods ** **Energy Conservation**
 * **Acquisition and depletion of resources (ch 8, sec 1)**
 * **wastes and disposal (ch 8, sec 3)**
 * **Land use and urban growth (ch 8, sec 2)**
 * **Overpopulation (ch. 9, sec 1)**
 * **Global warming (ch. 9, sec 1)**
 * **Ozone depletion (ch 9, sec 1)**
 * **Acid rain (ch 9, sec 8)**
 * **Air pollution (ch 8, sec 2)**
 * **Water pollution (ch 8, sec 2)**
 * **Impact on other organisms (ch 9, sec 2)**
 * 1-2 periods **
 * **Conserving resources ( ch 8, sec 1)**


 * Nutrition and food choices: Impact on the Environment and our Health **

Environment**
 * 1-2 periods
 * **Environmental toxins: pesticides and herbisides; fertilizer; organic waste (ch 8, sec 2)**

**Natural resources and energy**

Reduce, recycle, reuse, population growth/ sampling Competition/extinction Recognizing and analyzing patterns and trends Sequencing events **
 * 6-8 periods **
 * **Energy needs (ch 8, sec 1)**
 * **Renwable and non-renewable sources of energy(ch 8, sec 1)**
 * **Material needs (ch 8, sec 1)**
 * **Renewable and non-renewable sources of materials(ch 8, sec 1)**
 * Suggested labs **
 * PH of water samples

COMPLETION OF EXIT PROJECT