This demonstration shows the independence of the horizontal and vertical components of velocity. It can also be used to introduce frames of reference. The ballistic cart propels a steel ball out of the central pipe as it moves. This means that the ball projectile and cart are moving in different directions.
Peergrade.io is a free website that allows teachers to provide a rubric for students to use to assess peer assignments. The website allows teachers to see student assignments and the feedback they... read more
This demonstration illustrates the presence and importance of chemistry in everyday objects, including our food. It is an interesting way to start the discussion of acids and bases or to connect... read more