Webster City Schools - General Science Podcast
1) Planet Motion
This podcast explains early models of planet movement. The ideas of ancient astronomers and how things have evolved.
2) Atmosphere and Ozone
This podcast explains the ways the sun's energy effects the Earth and how that energy is moved around the planet. Talks about high and low pressure systems.
3) Volcanoes
This podcast explains the types of volcanoes and reasons for them. Association between plate boundaries and volcanoes.
4) Earthquakes
This podcast explains the different causes and characteristics of earthquakes> it also covers how earthquakes are measured.
5) Plate Tectonics
This podcast explains the division of the Earth's crust into plates. The plates move forming convergent and divergent boundaries and many land formations.
6) Waves and Sound
This podcast explains sound waves, frequency, Doppler effect, pitch, decibels, and ultrasound
7) Work, Power, and Machines
This podcast explains the difference between work and power. How energy, work, and power are related. How simple machines make work easier and more efficient.
8) Energy
Potential and kinetic energy, types of energy, energy transformations and the conservation of energy.
9) Motion Forces 1
Describes the different types of friction. Defines the effects of air resistance and gravity. Defines the concept of free fall and terminal velocity.
10) Speed
Defines speed, velocity, and acceleration. Calculations for speed and acceleration and how to interpret speed and acceleration graphs.