Answer:
11.9 minutes
Explanation:
The journey is 5000 meters long. The time it takes in seconds for the journey at this speed is 5000/7 =714 seconds.
714/60=time in minutes =11.9 minutes approximately.
Answer:
this situation would not be physically possible
The seven types of waves are radio waves, microwaves, infrared, visible, ultraviolet rays, x-rays and gamma rays.
The electromagnetic spectrum is a broad spectrum consisting of various waves. It contains very long radio waves to very short gamma rays. However, the human eye can detect only a small portion of this spectrum called as visible light.
The other waves that are invisible to the eye have their applications in various fields.
For example, radio waves have the longest waves on the spectrum and are said to have lowest energy. An MRI machine uses these waves to see tissues and bones up close.
To know more about waves:
brainly.com/question/12275208
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Answer:
Liquid
Explanation:
Solids do not change shape, so we know it's not a solid.
Gases take the shape of their container, but they also expand to the volume of the container. The substance in this problem has the same volume in different size containers, so we know it's not a gas.
The substance must be a liquid. It takes the shape of its container but has a constant volume.
Answer:
I can't read the questions they aren't in the photo
