Earth Sciences Study Guide: The Climate System

Through which city does the prime meridian run?             Greenwich, England What are the dates of the solstices and equinoxes?             Summer solstice: June 21 Winter solstice: December 22 Vernal equinox: March 21 Autumnal equinox: September 22 Describe Earth–Sun relationships in terms of orbit, the Sun’s position, tilt and direction of Earth’s axis as it…

Digestive System Terms & Definitions

Balanced Diet: Suitable amounts of all nutrients (carbohydrates, proteins, lipids, mineral salts, vitamins, fibre and water) required for normal healthy living. Autotrophic Feeding: Way of feeding; food is made by the plants themselves. Heterotrophic Feeding: Way of feeding; animals feed on ready made food. Digestion: Large insoluble molecules of food are broken down to small…