STEM Tsunami Wise Trivia Slide 1: What day is Thanksgiving 2013? 1. November 21 2. November 28 Answer: 2 (image of Charlie Brown Thanksgiving) Slide 2: Can you surf a tsunami wave? 1. Yes 2. No Answer: ? (photo of surfers in the ocean) Slide 3: Can a Pilot Flying a Jet Typically See a Tsunami Wave in the Open Ocean? Tsunami waves have much longer periods of 10 minutes to 2 hours, wavelengths of 100-500 km (60-300 miles), and travel at speeds of 800-1000 km per hour (500-600 miles per hour). 1. Yes 2. No Answer: 2 (photo of swimmers running away from the ocean) Slide 4: Normal ocean waves are caused by the wind, weather, tides, currents and earthquakes. They occur in: Periods 5-20 seconds apart, Have wavelengths of 100-200 meters (300-600 feet) Travel at speeds of 8-100 km per hour (5-60 miles)per hour). 1. True 2. False Answer: ? (photo of waves rolling onto a beach) Slide 5: How long after the March 11, 2011 Japan earthquake did the resulting tsunami reach the nearby coast? 1. About 2 minutes 2. About 20 minutes 3. About 1 hour 4. About 2 hours Answer: 2 (map of Japan and earthquake epicenter displaying the magnitude values) Slide 6: Have you seen these tsunami evacuation signs on the Oregon Coast? 1. Yes 2. No Answer: 1/2 (photos of tsunami warning/ hazard signs) Slide 7: How long did it take the tsunami from the 2011 Japan earthquake to reach the Oregon coast? 1. About 9 minutes 2. About 90 minutes 3. About 9 hours 4. None of the above Answer: 4 (Image of a NOAA model that shows the maximum tsunami wave height predicted for 24 hours of wave propagation after the March 11, 2011 Tōhoku earthquake. Contours show computed tsunami arrival time.) Slide 8: The Japanese Government estimated that the 2011tsunami pulled ~5 million tons of debris into the Pacific ocean. What % is estimated to have remained afloat? 1. 10% 2. 30% 3. 50% 4. 70% Answer: ? (photos of ships destroyed and beached as a result of Tsunami waves) Slide 9: How Many Species of Plants and Animals were found on a large dock torn loose from the 2011 Japanese Tsunami Carried that landed onto Agate Beach, OR ? 1. ~30 species 2. ~60 species 3. ~90 species 4. ~120 species Answer: 4 (photo of a Northern Pacific Seastar, which can destroy oyster and/or clam populations) (photo of Japanese dock covered with Wakame, a seaweed that can foul coastal habitats (and is often used in Japanese cuisine)) Slide 10: Which Statement is not true about invasive species? 1. 30% of all non-native species are invasive 2. Invasive species cause harm to the environment, economy or health health. 3. People are the primary vector (pathway) for most invasive species 4. Once established, invasive species are difficult to eradicate. Answer: ? Slide 11: In a 2012 study presented at the Ecological Society of America, about what % of teachers reported releasing live plants and animals from their classrooms? 1. 10% 2. 25% 3. 50% 4. None of the above Answer: ? (invasive species comic) Slide 12: What percentage of the treated freshwater in Western Washington county is used by INTEL? 1. 10% 2. 20% 3. 30% 4. 40% 5. 50% Answer: 4 (intel sign) (photo of Scroggins Dam) (pie chart of answer choice distribution)