The Seasons and the Sun The shape of the earth affects the angle of the sun’s light on different places on Earth and causes differences in weather.

Important Vocabulary Hemisphere- Half of a sphere. We will use this word when talking about the Northern and Southern Hemispheres. Equator- An imaginary line dividing the Northern and Southern Hemispheres of Earth Equinox- When daylight is equal in the Northern and Southern Hemispheres. Solstice- When daylight is most different in the Northern and Southern Hemispheres.

As the Earth orbits the Sun, the Northern and Southern Hemispheres of the Earth receive more or less sunlight

Online Investigation Go to FOSS science. Select Middle School Modules Username: lewallenn Password: Snouk7fr

Put it All Together…. What is the relationship between the seasons in the Northern and Southern Hemispheres? What causes the Seasons? Are there any questions that you still have about the way that this all works?