Answer:
Types of fronts because meteorologists are able to predict the weather by the looking at the air mass (fronts) in the atmosphere.
Answer:
I believe 1+
Explanation:
when Na loses 1 electron in the outer shell it has 8 valence protons on it's new most outer shell. so now it has 11 protons and 10 electrons. that extra proton (positively charged) adds one extra charge. so +1
Clean Water Act
Explanation:
The Clean Water Act in 1972 was a set of laws signed by former President Nixon that helps to keep water clean in the United States.
- The act sets a safe limit for the amount and kind of pollutants that can be released into the water that won't contaminate it.
- The acts charged the Environmental Protection Agency(EPA) to set a safe limit for nature and amount of pollutants that can be released into the water.
- This act is one of the several environmental polices in the United States that ensures a safe drinking water is available.
learn more:
Pollution brainly.com/question/10743354
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Answer:
The blue line has the greatest desnsity
Explanation:becuase it has higher mass than any of the other ones
It has 7 i would show a picture but i cant
