Αποτελέσματα Αναζήτησης
Kids learn about ocean waves and currents including what causes them, how they impact the global climate, winds, and fun facts.
- Quiz
Kids take a quiz on Earth Science: Ocean Waves and Currents....
- Quiz
Period: the time it takes for two successive crests to pass a given point. Frequency: the number of waves passing a point in a given amount of time, usually expressed as waves per second. This is the inverse of the period. Speed: how fast the wave travels, or the distance traveled per unit of time.
Students will explore what causes ocean currents and waves. Learning Objectives: • Students will identify the primary causes for ocean currents and
The basic components of a sound wave are frequency, wavelength and amplitude. In this example of a sound wave, the period of one cycle of this wave is 0.5 seconds, and the frequency of this wave is 2 cycles per second or 2 Hertz (Hz). Click image for larger view.
22 Ιαν 2024 · Explaining Waves. Watch this brief, video picture of practice that captures everyday classroom life and provides real-life examples of how students learn and think about ocean topics.
The approximate speed of a wave train can be calculated from the average period of the waves in the train, using a simple formula: speed (in knots, which are nautical miles per hour) = 1.5 x period (in seconds).
20 Σεπ 2023 · In the book Oceanography and Seamanship, William G. Van Dorn provided an example of what the wave heights would be if a steady 30 knot (33 mph/53 km/h) wind blew for 24 hours over a fetch of 340 miles. 10% of all waves will be less than 3.6 ft. (1 m). The most frequent wave height will be 8½ ft. (2½ m). The average wave height will be 11 ft ...
