In this road salt activity, students use a textbook to read about road salt. Students then write down the main ideas and supporting details of what they read. This activity has 4 short answer questions.
3 Views 0 Downloads
WET Science Lesson #5: Pass the Salt Please! (How Road Salt Affects Wetlands)
As an anticipatory set, biologists listen to the story of Ruth Patrick, a scientist who used algae to detect water quality. They observe a demonstration of osmosis and diffusion. In their lab groups, they place Elodea stalks in...
7th - 12th Science
Boiling Point Elevation and Freezing Point Supression
Have you ever wondered why cities in cold climates put salt on the roads to help keep ice from forming? In this chemistry video, Sal explains why the introduction of salt molecules suppresses, or delays, the formation of ice crystals...
14 mins 7th - 10th Science
Winter Advisory: The Effect of Salt on the Freezing Point of Water
Why do we salt roads when they have ice on them? Middle school physical scientists experiment to find out that salt lowers the freezing point of water. This classic lab experiment has a practical application and is also designed to meet...
6th - 8th Science CCSS: Designed
Where Have All the Road Salts Gone, Long Time Migrating
Students examine what happens to road salt after it is applied to the road during a storm. In groups, they collect their samples using a conductivity meter and enter their data into a database. They analyze and discuss the data...
6th - 12th Science