The hypothesis would be: Consumption of a single apple every day will reduce the number of visits to the doctor.
The hypothesis is a proposed explanation that is a starting point for further investigations. So, in this case, we assume that eating one apple a day will keep us healthy, without the need for the doctor.
 
        
                    
             
        
        
        
Answer:
protects coastlines from storms and erosion
they are a source of food and new medicines
Explanation:
i asked my alexa
 
        
             
        
        
        
Began in the water
first evolved around 3500 million years ago
began as single celled organisms
        
             
        
        
        
Answer: Shine a bright light on one side of the ball.
Explanation: The light replicates the Sun shining light on one side of the Earth.