Brain Teaser Where in the world are you

Brain Teaser Where in the world are you situated and in what direction are you facing if the following conditions are true? If you move to the right, it’s Saturday, July 1. If you move to the left, it’s Sunday, July 2. If you move forward, it’s summer. If you move backward, it’s winter.

Brain Teaser Answer

How are waves formed? Today we are learning about… how waves are formed, and what affects the size and strength of waves. By the end of the lesson… ALL can use the correct keywords (Level 4) MOST can explain the link between fetch and wind strength, and wave strength and size (Level 5) SOME can apply their knowledge to a real-world situation and explain their answer (Level 6)

How are waves formed? Crest Trough

What effects the strength of waves? Fetch is the distance the wind blows over the water. The strength of the waves is determined by: • the fetch • the strength of the wind • the length of time the wind blows for Strong waves are larger, have more energy and so move more material.

Types of Waves Constructive Waves Destructive Waves • Low energy = small waves • High energy = big waves • Bigger swash than backwash • Bigger backwash than swash • Sand put on the beach • Sand pulled off beach (erosion) • Beach gets bigger • Beach gets smaller • ‘Summer’ waves • ‘Winter’ waves

How are waves formed? Fill in your worksheet using geog. 2. to help. Take it Further! Answer questions 1 -2 on page 7.

How are waves formed? Today we are learning about… how waves are formed, and what affects the size and strength of waves. By the end of the lesson… ALL can use the correct keywords (Level 4) MOST can explain the link between fetch and wind strength, and wave strength and size (Level 5) SOME can apply their knowledge to a real-world situation and explain their answer (Level 6)

Homework Write out the definitions of the following words: • fetch • swash • backwash • constructive wave • destructive wave • prevailing wind For each definition, draw a small picture to help you remember what each word means.