Ruijinzhang3142
24.10.2020 •
Chemistry
Please help I have posted each question and havent gotten any answers I have tried everything and dont get it one bit.
If a wave passes a point 4 times in one second traveling at 1200 m/s, what is the length of the wave?
What is the speed of a wave that is 35m long with a frequency of
100 Hz?
How long is a wave traveling at 120 m/s if it has a frequency of 30 Hz?
What is the frequency of a violet light with a wavelength of 12,000 m?
Yellow light has a greater frequency than green light. Which has a longer wavelength?
8. The waves used by a microwave oven to cook food have a frequency of
2.45 x 109 Hz. Calculate the wavelength of this type of wave.
An x-ray has a wavelength of 5.0 x 10-9 m. What is the frequency of x-rays?
If a wave is traveling at 145 m/s, what is the frequency of a 15 m long
wave?
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Ответ:
Multimedia is characterized by the presence of text, pictures, sound, animation and video. Thus, using images, video and animations alongside a text stimulates the brain. Student attention and retention increases. Under these circumstances, in a multimedia learning environment, students can identify and solve problems more easily as compared to the scenario where teaching is made possible only by textbooks.
Explanation: