Q: Fact 1: Electricity is used as an energy source by electrical devices. Fact 2: Electrical sources are potential hazards. Given the two facts above, what is electricity? | OPTIONS:
- coiled
- movement
- dangerous
- energy
- waves
- engines
- a hazard
- Light
A: a hazard

Q: Fact 1: Sex hormones are chemical messengers that control sexual development and reproduction. Fact 2: Chemical messengers carry signals from one nerve branch to another. Given the two facts above, _carry signals that control sexual development and reproduction? | OPTIONS:
- sex hormones
- electricity
- nucleic acid
- Most plants
- animals
- genes
- dendrites
- photons
A: sex hormones

Q: Fact 1: Water vapor condensing in clouds causes rain. Fact 2: Condensing is a gas turning into a liquid. Given the two facts above, water vapor turning from a gas into a liquid causes what? | OPTIONS:
- sweat
- storms
- Drought
- heat
- cracks
- Hail
- Rain
- Snow
A: Rain

Q: Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs. Given the two facts above, what type of bipedal dinosaurs are birds like? | OPTIONS:
- with their fur
- mammals
- dromaeosaurs
- Something to move
- supersonic
- warm-blooded
- more abundant
- permineralization
A: dromaeosaurs