Try to have a calm morning before camp. A good night’s sleep and a good breakfast. Make sure to be cautious, follow all the rules for certain areas ( some maybe restricted ). Take lots of photos doing wacky stuff! Learn but have fun learning
        
                    
             
        
        
        
Electric pumps are not useful they clog
        
                    
             
        
        
        
Answer:
b Day-to-day condition of the atmosphere
Explanation:
Weather is short term, Climate is long term
 
        
                    
             
        
        
        
The mass of the astronaut is still 65 kilograms. Mass is constant or doesn't change no matter where you are.
        
                    
             
        
        
        
Frequency = speed ÷ wavelength
 = 330m/s ÷ 2.5m
 = 132 Hz