Fact 1: Some insects can use their antennae to detect sound.

Fact 2: An insect's head has two feelers, or antennae.

Given the two facts above, answer the question "What can some insects use their feelers to detect?" with the following options: 
- kale
 - noise
 - water vapor
 - tremors
 - waves
 - vibrate
 - air
 - sound


 

        sound 