Songbugs - 20k Hertz

What was the common factor in many of the reports about the Havana Syndrome according to the news reader?

• A feeling of happiness and relaxation

• A high-pitched buzzing or hissing sound

• Visual hallucinations

• Loss of balance

What explanation did some experts speculate as the cause of the illnesses experienced by US diplomats in Havana?

• A natural disaster

• Food poisoning

• A focused beam of microwaves

• Water contamination

What did two scientists conclude about the recording analyzed that was captured by one of the diplomats?

• It was a malfunctioning electronic device

• It was a sonic weapon

• It was most likely the Indies short-tailed cricket

• It was a Russian sonic weapon

How does Leila Battison describe cicadas in terms of loudness?

• The quietest insects on the planet

• The most musical insects on the planet

• The loudest insects on the planet

• The most annoying insects on the planet

What is the purpose of the squeaking sound made by bess beetles according to Nancy Miorelli?

• To attract a mate

• To scare predators and communicate with each other

• To signal that the colony is about to split

• To convince predators that they are not good to eat

According to Leila Battison, what is the function of the piping sound made by queen bees?

• It is a mating call

• It is a sound to scare predators

• It signals that the queen is ready to fight to the death with any other queens in the hive

• It is a sound to communicate with worker bees

Which insect is mentioned by Nancy Miorelli as using a sound that might be perceived as an angry, scary noise to deter predators?

• Bess beetle

• American burying beetle

• Walnut sphinx caterpillar

• Cracker Butterfly

What kind of sound do tiny bullet ants make according to Leila Battison?

• A squeaking sound

• A piping sound

• A sound like someone making kissy noises

• A high pitch buzzing sound

What is the first method by which insects make noise, as mentioned in the text?

• By vibrating a membrane called a tymbal

• By rubbing their wings together

• By pushing air through spiracles

• By using an amplifier

According to the text, what does the rest of the insect's body act as when the tymbal vibrates?

• A scraper

• A drum

• An amplifier

• A resonator