Answer:
Acids lower the pH of freshwater and bases raise the pH of freshwater.
Explanation:
If a substance is too basic, it could possibly harm another organism living in the freshwater source. If it's too acidic, it could possibly make unsafe living conditions in that environment. That's why you should always check the pH level in the fish tank and in the pool to see what the pH is. A pH of 6 - 8 is always safe for fish, whereas a pH of 5 - 9 is safe for pools.
Explanation:
Acids: 0 - 6
Neutral: 7
Bases: 8 - 14
Answer:
The safety equipment children wear while participating in sports is crucial in preventing and lessening the impact of sports-related injuries. The use of the correct helmet during any activity can mean the difference between a serious injury and walking away unharmed.
Explanation:
I always think the answer is A,B,D
Answer:
Keep Out Buoys mark an area where boating is prohibited. They are white with two horizontal orange bands and an orange cross inside an orange diamond on two opposite sides.
Explanation:
