(Question)
Touch can be used for detecting texture, and if two pieces are making physical contact in any way, they're touching. Given these facts, physical contact can be used to detect what among the following options: - forces - motion - mutations - scent - symptoms - light - texture - color
(Answer)
texture

(Question)
Thick fur can be used for keeping warm, and carpet beetle larvae feed on the keratin and chitin commonly found in wool, fur, or feathers. Given these facts, what can be used for keeping warm among the following options: - keratin - vacuum - four limbs - energy - cold - engines - magic - heat
(Answer)
keratin

(Question)
Aflashlight requires a source of electricity to produce light, and electric power sources are ordinary batteries. Given these facts, what requires a battery to produce light among the following options: - flashlight - energy - mirror - microscope - direct energy - fire - cactuses - glowworm
(Answer)
flashlight