Understanding pH and Its Environmental Impact

What is the pH value of a neutral substance like pure water?

• 0

• 7

• 14

• 5

What is the pH range for substances considered basic?

• 0 to 7

• 7 to 14

• 7 to 10

• 0 to 14

At what pH level is rain classified as acid rain?

• 6.5

• 4.5

• 5.5

• 7.0

Which gases contribute to the formation of acid rain when released into the atmosphere?

• Helium and neon

• Oxygen and hydrogen

• Carbon dioxide and methane

• Sulfur and nitrogen oxides

What is one effective way to reduce acid rain?

• Increasing fossil fuel consumption

• Using more plastic products

• Adopting renewable energy sources

• Cutting down more trees