In this video we are going to look at a few different ways in which plant hormones can be used. Plant growth hormones (auxins) can be used as selective weedkillers. The selective weedkillers contain growth hormones, that cause the weeds to grow really quickly. This means the weed is absorbing nutr
The step of polarization repeatedly causes difficulties in understanding. For this reason, this screencast is intended for classroom follow-up and only illustrates the step of polarization of the bromine molecule by ethylene. Original: "Wolfgang Dukorn" Original: German. All translations in this v
In the screencast, the mechanism of electrophilic addition is explained using the example of the reaction ethylene with bromine. This screencast is essentially used to follow up on the content worked on in class. Original: "Wolfgang Dukorn" Original: German. All translations in this video have bee
Learn how a giant storm on Saturn sent temperatures soaring in this video from NASA's Goddard Space Flight Center. About once a Saturn year, the planet develops a massive storm called a Great White Spot. Planetary scientist Brigette Hesman describes observations of the storm that erupted on Saturn i
