How Hazardous Substances Affect People

Students discuss and identify chemicals which are considered hazardous. They create a poster of hazardous substances. They must show what the chemical is and how one can be exposed.

An instructive slideshow presentation won't take the wind out of your sails! Alesson plan and the included presentation show how a sail works to push the sailboat downwind. It goes on to present how the sail and the keel work together in...

Different substances can have different densities, but can the same substance have different densities? Lesson explores the effect of temperature on the density of water. Extension idea connects the concept of how melting ice in lakes...

Injection, taking a pill, or inhaling are the three main ways to administer a drug. But how do these drugs affect the brain? Watch a video that explains how neurons use neurotransmitters to communicate to one another in the brain.

Planning and preparing for natural disasters is possible and necessary. A video lesson begins with a description of natural hazards in relation to natural disasters. Using specific examples, the instructor shares strategies for preparing...

In this weather affecting headaches worksheet, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion...

Attention, sugar addicts! Here's why you can't quit the habit. Sweet taste receptors send a signal to the brain, which activates a reward system that responds by telling you to eat again. Over activating this reward system results in a...

What triggers asthma? What are the symptoms of an asthma attack? Watch a video that explains how asthma affects the respiratory system and the extra work the lungs have to do when a person is undergoing an asthma attack.

Geckos are reptilian superheroes, defying gravity to climb walls and hang from ceilings, but where did they get these amazing superpowers? Watch this fun video as it examines the amazingly designed feet of these unique animals and how...

Despite what some may think, being right- or left-handed isn't a conscious choice people make. Watch this short video to find out exactly what determines a person's dominant hand, and how the cooperative and competitive nature of humans...