What effects are seen with global warming? select one: a. droughts, melting ice caps, more bacteria b. droughts, melting ice caps, less bacteria c. droughts, rising sea levels, less bacteria

Write a short paragraph of about 150-300 words. explain how the physical environment can limit human activities.

[ou.01jthe greatest speed with which any physical object moves is 300,000 km/soundsec. which of the following has a speed of 300,000 km/sec? a.light in water b.light in vacuum c.sound in air. d. sound in water

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