Friday, October 3, 2014

Physics -resolving into components





View the video above on how to use trigonometry to resolve any vector into x & y components.

Complete the problems 3B in Text on p.94.

Monday, September 22, 2014

Chemistry - 3-1 Video on the Structure of the atom

Read 3-1 (p.67-76) then watch the following video on the atomic model timeline.

Friday, September 19, 2014

Physical Science - Newton's 1st & 2nd Law Lesson

Thursday, 9/24/2014 Lesson.  Do the Khan Academy Lesson on Newton's 1st & 2nd Law.
Click on the link below and do the lesson through Newton's 2nd Law.
https://www.khanacademy.org/science/physics/forces-newtons-laws/newtons-laws-of-motion/v/newton-s-1st-law-of-motion

Physical Science: Chapter 3 Vocab

Thursday, September 18, 2014

Chem - Review Questions

Take the quiz - check your answers- review what you missed.

2-1 Quiz

2-2 Quiz

2-3 Quiz

Monday, September 1, 2014

Wednesday, August 27, 2014

Physical Science - Graphing Quiz

Click on the link below and answer the questions about graphing.
e-mail the results to todhale@westholt.org

http://glencoe.mheducation.com/sites/0078600510/student_view0/unit1/chapter1/math_practice_2.html

Friday, May 2, 2014


    Electrostatics (part 1): Introduction to charge and Coulomb's law: Introduction to Charge and Coulomb's Law (video from May 2008 that I forgot to upload)




Wednesday, March 12, 2014

Chemistry - Friday, March 14

Please link to the following Khan Academy video on The Gas Laws. Watch the Ideal Gas Equation and Example 1-4 if time. https://www.khanacademy.org/science/chemistry/ideal-gas-laws/v/ideal-gas-equation--pv-nrt

Wednesday, December 4, 2013

Saturday, November 16, 2013

ISON Comet Passing Close to Earth This Fall/Winter

Sunday, October 13, 2013

Physical Science: Real World: Law of Conservation of Energy

Physics: Khan Academy on Newton's Third Law

Newton's Third Law of Motion: Every action has an equal and opposite reaction

Physics: Oprah on Newton's 3rd

5 min. A cool Newton's Cradle and liquid N demo in second half of video.

What Is Newton's Third Law of Motion?

Some people call it karma; others call it the Golden Rule. Oprah calls it her favorite law of physics and of life. Watch as Oprah and some Oprah's Lifeclass viewers take a field trip to Chicago's Museum of Science and Industry for an in-depth lesson on Newton's third law of motion.

Wednesday, September 25, 2013

Physics: Shooting Stuff

Determine the angle at which your launched object hits the target? • Can you now hit the target by launching it at an angle that is completely different from the original angle? • What angle should you launch a projectile to make it travel the farthest distance, with and without air resistance?

Tuesday, September 24, 2013

Sunday, September 8, 2013

Friday, April 5, 2013

Wednesday, April 3, 2013