Understanding Indicators and pH Scale

What color does a universal indicator show for a neutral substance?

• Red

• Yellow

• Light Green

• Purple

What happens to blue litmus paper when it is placed in an acidic solution?

• It turns red

• It remains unchanged

• It turns blue

• It turns green

Which natural substance can be used to create an indicator?

• Potato

• Carrot

• Red Cabbage

• Spinach

What color does the red cabbage indicator turn when added to an acidic solution?

• Blue

• Yellow

• Pinky Red

• Green

How does the red cabbage indicator behave when added to a neutral substance?

• It stays blue

• It turns yellow

• It turns pink

• It turns green