![subject](/tpl/images/cats/fizika.png)
Physics, 18.09.2019 03:40 yagalneedshelp8338
Which of the following statements best describes an electromagnetic wave with a long wavelength?
question 5 options:
it has a low frequency and can travel through a vacuum.
it has a high frequency and can travel through a vacuum.
it has a low frequency and can only travel through a medium.
it has a high frequency and can only travel through a medium.
which of the following statements best describes a difference between mechanical waves and electromagnetic waves?
question 6 options:
mechanical waves can produce colored light, while electromagnetic waves cannot.
mechanical waves can travel in any direction, while electromagnetic waves travel only in one direction.
mechanical waves travel only through a medium, while electromagnetic waves can also travel through a vacuum.
mechanical waves travel only at the speed of light, while electromagnetic waves can travel at many different speeds.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 20:50, lokiliddel
An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 20:00, luceridiaaz
What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 22:30, lakhanir2013
You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 00:00, shauntleaning
What energy transformations occur each time the skateboarder rolls up the ramp?
Answers: 2
You know the right answer?
Which of the following statements best describes an electromagnetic wave with a long wavelength?
Questions in other subjects:
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 24.10.2021 20:30
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.10.2021 20:30
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.10.2021 20:30
![Konu](/tpl/images/cats/fizika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.10.2021 20:30
![Konu](/tpl/images/cats/mat.png)
Mathematics, 24.10.2021 20:30