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  • Video distance learning labs
    • Constant V teacher notes
    • Acceleration teacher notes
    • Acceleration as a function of mass and force: Distance learning video labs; Teacher notes
    • Calculating a spring constant: Distance learning video labs; Teacher notes
  • Timeline with summary of my posts
June 30, 2021

Death Valley geology hiking/camping trip Dec 2021

Explore Death Valley with a group of hikers interested in examining the geology of the park. The trip is December 28, 2021 through January 1, 2022.

Categories Geology/earthquakes/Science hikes Comments: 20
May 27, 2021

Fuel savings calculator for driving 55 on highways

When my school returned to in-person teaching in May, I started a short daily commute with about 13 miles on a highway with no traffic slow-downs (teaching has its advantages: early start means before most commuters). I started recording the fuel efficiency (miles per gallon) during the highway drive each day. We have a Ford C-max Energi plugin hybrid, which...

Categories Environment Comments: 0
May 13, 2021

Lava Beds & Tule Lake geology hiking/camping trip; July 2021

Lava Beds & Tule Lake: July 11-14 Continuing our July northeast California trips, we will spend four days exploring Lava Beds National Monument, plus the Tule Lake National Monument. Katie and I are leading another hiking/camping trip with our Meetup group. If you would like to attend, space is limited so be sure to RSVP on Meetup here. The trip...

Categories California History/Geology/earthquakes/Science hikes Comments: 0
May 12, 2021

Mt. Lassen and Lava Beds geology hiking/camping trip; July 2021

Three-day geology focused hiking in the Mt. Lassen area in Northern California. Nights spent in a group campsite.

Categories California History/Geology/earthquakes/Healthy living/Science hikes Comments: 0
May 8, 2020

Bicycle touring on the West Coast of USA

The Pacific Coast Bike Route I’m not sure when the first official bike route was created for the Pacific Coast, but it was well known when I first rode it in 1977. Resources Adventure Cycling Association “Pacific Coast” breaks the Vancouver BC to Imperial Beach in San Diego down into five maps. Vicky Spring and Tom Kirkendall co-authored Bicycling the...

Categories Bicycles/Healthy living/Travels Comments: 0
April 15, 2020

Death Valley online tour: COVID-19 social distancing

Using Google Earth as the tour map, and combining my knowledge from the trips I have taken there with my photos and YouTube/Vimeo videos, I organized an online tour for of Death Valley April 15th, 2020. Below are images and videos from that tour (I hope to add a Google Earth link soon).

Categories Geology/earthquakes/Science Education/Science hikes Comments: 0
March 27, 2020

Corona virus limerick

Corona virus limerick

Categories Healthy living/Humor/Life sciences Comments: 0
March 5, 2020

How to avoid losing an hour of sleep when we ‘spring forward.’

Setting your clocks forward after dinner can help you avoid losing sleep when we set our clocks forward at the end of DST.

Categories General/Healthy living Comments: 0
November 23, 2018

Thanksgiving 2018 at Año Nuevo State Park

People sharing their thankfulness at Año Nuevo State Park, Thanksgiving 2018.

Categories Environment/General Comments: 0
October 15, 2018

The pleasures of a relaxed morning commute

A commute can be what you make of it. Here is an example of one of my typical morning commute.

Categories Environment/General/Peace Comments: 0

Posts pagination

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Post categories

  • Bicycles (12)
  • Book recommendations (1)
  • California History (5)
  • Computers and the web (16)
    • Accessibility (4)
  • Dining and eating (5)
  • General (25)
  • Healthy living (4)
  • Humor (2)
  • Poetry (1)
  • Politics (25)
    • Berkeley politics (11)
    • Environment (12)
    • Peace (7)
    • Race relations (1)
  • Science Education (10)
    • Geology/earthquakes (7)
    • Life sciences (1)
  • Science hikes (6)
  • Trampleasures (4)
  • Travels (43)
    • 2010 (3)
    • Summer 2007 (20)
    • Summer 2008 (11)

RSS Nor Cal/Nev AAPT

  • Spring Meeting at Sierra College April 13, 2024 November 27, 2023 David Marasco
  • Contra Costa College Maps October 29, 2023 David Marasco
  • Fall 2023 Meeting – Nov 3/4 at Contra Costa College October 3, 2023 David Marasco
  • Distance learning/make-up labs for AMTA Mechanics ‘Paradigm labs’
    • Buggy lab teacher notes
    • Cart on Ramp videos for home labs: Teacher notes
      • Non-constant velocity: A cart on a ramp
    • Acceleration as a function of mass and force: Distance learning video labs; Teacher notes
      • Lab videos: Developing a relationship between acceleration and mass or force
    • Calculating a spring constant: Distance learning video labs; Teacher notes
      • Analyzing energy in a spring
  • Calculating the spring constant in a cart

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