*Question*
Fact 1: Adult tunicates are barrel-shaped. Fact 2: Tunicates, or sea squirts, are marine organisms covered with a gelatinous tunic. Given the two facts above, answer the question "what adults are barrel-shaped?" with the following options: - sea squirts - fertile - homogenous - reproduce - Length - insects - barnacles - survive
**Answer**
sea squirts

*Question*
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, answer the question "What type of bipedal dinosaurs are birds like?" with the following options: - with their fur - mammals - dromaeosaurs - Something to move - supersonic - warm-blooded - more abundant - permineralization
**Answer**
dromaeosaurs

*Question*
Fact 1: Evaporation can be used for separating a solute from a solvent in a solution. Fact 2: For example, in salt water, salt is the solute and water is the solvent. Given the two facts above, answer the question "What can separate salt from water?" with the following options: - vaporization - shaking - evaporation - mouth of rivers - salinity - freezing - Heat energy - nothing
**Answer**
evaporation

*Question*
Fact 1: Carpooling decreases the amount of cars used to travel to a place. Fact 2: Arrange carpools to conserve fuel. Given the two facts above, answer the question "What can reduce fuel usage?" with the following options: - airplanes - adding heat - trains - evaporation - buses - Metling snow - car pools - exercise
**Answer**
car pools