Paul Andersen Paul Andersen

PS1.A: Structure and Properties of Matter

 
PS1A.jpg

In the first physical science video for the Next Generation Science Standards Paul Andersen explains the structure and properties of matter.  He starts by explaining how all matter is made of about 100 smaller particles called matter.  He explains a teaching progression for introducing the topic of matter K-12.  This begins with a brief introduction to substances that can be scientifically observed at many levels.  This eventually builds through molecules and pure substances to the subatomic structure of atoms and the importance of binding energy.
 

Read More
Paul Andersen Paul Andersen

CCC1: Patterns

 

Paul Andersen explains patterns and describes why pattern recognition is an important skill in science and engineering.  He begins by discussing patterns in nature, including snowflakes, flower petals, seasons and nucleotides in DNA.  He then illustrates the importance of classification in describing and eventually understanding patterns.  He gives a progression instruction in the science classroom from grade K to 12.  A secret pattern is hidden within the video.

Read More
Paul Andersen Paul Andersen

SEP3: Planning and Carrying Out Investigations

 

Paul Andersen explains how investigations are used by scientists to answer questions and by engineers to test designs.  He delineates be investigative and observational science.  He demonstrates the formation of a good question the design of an effective investigation.

Read More