Answer:
A machine that can help people with PTSD and help them calm thair nerves and get rid of thair PTSD.
It would look like a light bar that customizes trucks. It has blue or turquoise lights that slowley play back and forth. A therpist would ask qusitions that first focous on what they had PTSD from and then they would ask nice calm qusitions that would be like what do you enjoy doing. If it works right then people would loose thair PTSD resultng in less deaths per year.
 
        
             
        
        
        
This is false. ethic appeal is based on. the author's credibility
        
             
        
        
        
The proverb, "The cure for boredom is curiosity; there is no cure for curiosity." means that you will never be bored if you are curious because curiosity can never be taken away.
Sorry, it's only one sentence!! It's a start, though, and maybe it could help you to write the other 4 sentences.
        
                    
             
        
        
        
Answer:they go in a rotation all arounf the sun
Explanation:
 
        
                    
             
        
        
        
Answer:
There are clusters of galaxies, and the space between them is filled with hot gas, which can only be seen as X-rays or gamma rays. 
When measuring how much gas there is between those galaxies, scientists realized that the material should be around five times what can be detected. That undetected matter is known as dark matter.