Figurative Language

Which type of figurative language is this example?
"The bulldog's bark was like a booming bass drum."

Which type of figurative language is this example?
"The pile of books weighs a ton."

Which type of figurative language is this example?
"That young woman is a walking dictionary."

Which type of figurative language is this example?
"The racers ran faster than the wind."

Which type of figurative language is this example?
"My heart is a machine that keeps my blood flowing."

Which type of figurative language is this example?
"The lightning was like a display of fireworks--a scary one."

Which type of figurative language is this example?
"You see, Pat is the lion, and Drew is the mouse."

Which type of figurative language is this example?
"That field during the spring is a sea of golden daffodils."

Which type of figurative language is this example?
"Tall termite nests appeared like cathedrals in the grasslands."

(Excerpt 1) Which sentence contains a metaphor?