Safety First

How does inertia affect an object's trajectory? After watching a video on safety belt use, pupils discuss the notions of inertia. Using their knowledge, individuals try to drop a ball on a target while running, and classmates observe the...

Would you live in a tree for three years to protect a redwood forest? Viewers of Rainhouse Cinema's Among Giants documentary consider the actions of Earth First! environmental activists who moved into the treetops of a grove of giant...

The Internet can be a place where both positive and negative interactions happen. Begin the discussion with a talk about positive and negative encounters before defining some related terms for your class. Next, ask your class to pretend...

What are the basics for building a rocket out of a two-liter bottle? The procedures outline the basics to create an air- and water-powered bottle rocket. Prior to launching the rockets, teams perform safety checks to ensure their designs...

When scientists first wanted to study car safety, they didn't use crash test dummies—they were the testers! A short video traces the history of car safety innovations in engines, frames, brakes, and more.

Here's a safe bet for a video. The 28th installment of the Crash Course Engineering series focuses on occupational and public safety. It looks at safety manuals and reviews, material safety data sheets, hazard and operability studies...

How can you have a zeroth law? The ninth installment of the Crash Course Engineering series focuses on the First and Zeroth Laws of Thermodynamics, including how the zeroth law came into place. Viewers also learn about stationary,...

Safety first! A science video explores the design of safety helmets. It considers both elastic and inelastic collisions.

"Congress shall make no law . . . abridging the freedom of speech, or of the press;. . ." Why is this guarantee of free speech and a free press the First Amendment to the US Constitution? Why are these rights so essential to a democracy?...

Students create a PowerPoint presentation on school safety. They are required to have illustrations and transitions in their slideshow. They develop a safety test for their classmates.