*Question*
If amirror is used for reflecting LEDs, then what is a mirror used for reflecting? Answer choices: - density - Large. - gravity - fibers - LEDs - eyes - Glass - air
**Answer**
LEDs

*Question*
If sea stars use a unique water vascular system with feet, then sea stars use a unique water vascular system with what? Answer choices: - growth - a ray - feet - oxygen - porous - energy - Light - volume
**Answer**
feet

*Question*
If wind can be used to produce heat, then what can be used to produce heat? Answer choices: - wind - Engine - coal - Ice cubes - Sun - energy - time - space
**Answer**
wind

*Question*
If toxicity can be inherited from the objects properties, then what can be inherited from the object? Answer choices: - Toxicity - mutations - chromosomes - traits - Proteins - exoskeleton - heat - skull
**Answer**
Toxicity