Q: Fact 1: Some insects can use their antennae to detect sound. Fact 2: When ears detect the vibrating air, signals are sent to the brain that are interpreted as sounds. Given the two facts above, some insets can use their antennae to detect what?

OPTIONS:
- light waves
- photons
- Electrical energy
- vibrating air
- new lands
- water sources
- bending light rays
- electricity

A: vibrating air

Q: Fact 1: Chordates have a complete digestive system and a closed circulatory system. Fact 2: Chordates Chordates Chordates include fish, amphibians, reptiles, birds, and mammals. Given the two facts above, what kind of circulatory system do fish have?

OPTIONS:
- open
- solid
- closed
- three
- stagnant
- kinetic
- complex
- gills

A: closed

Q: Fact 1: Ants communicate with chemicals called pheromones. Fact 2: Ants communicate with the colony in the form of what is called pheremon trails. Given the two facts above, ants communicate with the colony using what?

OPTIONS:
- Electrical energy
- Chemical energy
- visible energy
- Decibels
- pheremon traits
- heat energy
- refraction of light
- mechanical waves

A: pheremon traits

Q: Fact 1: Blowing air into a whistle causes air to vibrate inside the whistle. Fact 2: When an object moves or vibrates, the air molecules around the object also vibrate. Given the two facts above, blowing air into what causes air to move inside it?

OPTIONS:
- heat
- solid plastic
- solid glass
- solid rock
- whistle
- sound
- a chime
- waves

A:
whistle