*Question*
If some crabs are adapted to salt water, then what are some crabs adapted to? Answer choices: - pain - the environment - heat or cold - movement - survival - Cross breeding - shopping - Salt water
**Answer**
Salt water

*Question*
If adoorbell converts electrical energy into what we hear, then what converts electrical energy into what we hear? Answer choices: - a doorbell - sensory neurons - a solar panel - a battery - Firecrackers - waves - a water pump - engines
**Answer**
a doorbell

*Question*
If heating liquids can be used to separate a solute from a solvent in a solution, then what can be used to separate a solute from a solvent in a solution? Answer choices: - flow of electrons - Dehydration - heat energy - heating liquids - a hydraulic system - water vapor - kinetic energy - Time and energy
**Answer**
heating liquids

*Question*
If amphibians with four limbs are more advanced than fish, then amphibians with what are more advanced than fish? Answer choices: - four eyes - sensory neurons - rapid expansion - layers of fat - four limbs - kinetic energy - tails - many limbs
**Answer**
four limbs