Ques:You are presented with the question "What converts chemical energy into mechanical energy?" and the following answer choices: - kinetic energy - Marine engine - driving - some invertebrates - sea urchins - vehicles - rockets - animal transport Now knowing that an automobile engine transforms chemical energy into mechanical energy and marine engines, with very few exceptions, are automobile engines converted to marine use, choose the best answer.

Ans:Marine engine
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Ques:You are presented with the question "Building housing developments usually requires replacing what?" and the following answer choices: - money - gold reserves - deuterostomes - one celled organisms - loose soil - swamp vegetation - animal burrows - clocks Now knowing that building housing developments usually requires replacing animal habitats and habitat Hairy-nosed wombats are terrestrial and build burrows, choose the best answer.

Ans:animal burrows
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Ques:You are presented with the question "what requires warmth for survival?" and the following answer choices: - ice cubes - Man - Whales - hydrogen - dogs - Birds - glaciers - humans Now knowing that an animal requires warmth for survival and all dogs are animals , choose the best answer.

Ans:dogs
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Ques:You are presented with the question "Hitting a rock causes what?" and the following answer choices: - heat energy - erosion - energy - friction - flooding - squeeze - contamination - vibration Now knowing that hitting an object causes the particles in that object to vibrate and rock particles vibrate back and forth, choose the best answer.

Ans:
vibration
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