(Question)
You are presented with the question "What does sharpening an item do?" and the following answer choices: - changes shape - alters smell - changes color - Relieve pain - focusing a lens - maintains shape - duplicate itself - lowered energy cost Now knowing that sharpening an object causes that object to change shape and an object is an item in the real world, choose the best answer.
(Answer)
changes shape

(Question)
You are presented with the question "Cups are used to note the accurate volume of what?" and the following answer choices: - gases - solids - ferns - body water - rain - liquids - Water - drinking Now knowing that ameasuring cup is used for measuring the volume of substances and liquids are always measured accurately by volume, choose the best answer.
(Answer)
liquids

(Question)
You are presented with the question "what can wiring be made of?" and the following answer choices: - gold - fibers - white - motors - O3 - copper - metal - energy Now knowing that wiring requires an electrical conductor and gold is an excellent conductor of electricity, choose the best answer.
(Answer)
gold