Answer:
v = 2 m/s
Explanation:
Given that,
Distance covered, d = 90 meters
Time, t = 45 seconds
Let v is the speed. It is equal to distance covered divided by time taken. So,

So, the speed is 2 m/s.
Answer:
B
Explanation:
People from the public can’t just own a state or city or a national park you have to have requirements
Answer: simple sugars that the plant uses as fuel
Explanation:
Answer:
The rising and falling of the tides would cause water levels around Jamestown to rise and cause fresh water streams to become brackish.
Explanation:
The rising and falling of the tides is likely to make the fresh water salty. This is because ocean water is salty and the rising and falling of tides will cause the fresh water to mix in the ocean water. in the given case, the event is likely to occur twice daily so it will increase the chances of fresh water streams turning salty.