It’s estimated that over 175 million Americans will participate in Halloween activities this year spending nearly $9 billion on all that fun. Every year our 9NEWS viewers turn to Steve Spangler to help add just the right science twist to their Halloween celebration. Continue reading
These bubbles freeze faster than they pop. Continue reading
Physical and Chemical Properties of Matter. Mr. Causey discusses physical properties and changes as well as chemical properties and changes. Physical changes result in NO NEW substances and chemical changes result in NEW substances (products) because of a chemical reaction. Tearing a piece of paper is a physical change but burning a piece of paper is a chemical change. Continue reading
What has the highest melting point known to us? Hank Green explains in this episode of SciShow.
This episode is brought to you by Audible. Continue reading
««« written by Ana Pereira Neves.
This activity is intended for Grade 9 D/P level courses.
Introduction:In this activity, you will create a poster of a Superhero or Villain based on an element in the periodic table with an atomic number of 20 or less.
Sports balls of all varieties whether it be soccer, or hockey, or tennis, owe their resilience and reliability to an unusual polymer, one whose derivatives and spinoffs are everywhere you look, from cars to shoes to rocket fuel. Continue reading