A) In soil B) Outer space C) Mountains D) Atmosphere
A) oxygen B) sulphur dioxide C) nitrogen D) carbon dioxide
A) 5 billion years B) 5 thousand years C) 5 million years D) 500 hundred years
A) melting glaciers add more water to the sea B) the ozone is warming the ocean C) more ships make the sea higher
A) last ice age B) industrial revolution C) great depression D) during the Jurassic Park era
A) riding a bicycle B) sailing at Alcova Lake C) walking to school D) riding in a car
A) tree rings B) size of fossils C) sunspots
A) wind B) sea C) sun D) fossil fuels
A) the hot house effect B) the thermocouple effect C) the greenhouse effect D) the biological decay effect
A) oxygen B) hydrogen C) carbon dioxide D) dilithium crystals
A) During severe thunderstorms B) Burning fuels C) Boiling water D) Planting trees
A) During severe thunderstorms B) To help fires burn hotter C) When humans breath it in D) Plants use it to make food
A) use nuclear fuels to exist B) use fossil fuels to exist C) use no fossil fuels to exist
A) a better place to live B) becoming warmer C) becoming colder D) becoming more stable
A) human B) solar sunspot C) ocean sea current
A) kinetic energy B) fossil fuels C) renewable energy sources
A) methane B) hydrogen C) dilithium crystal D) oxygen
A) tornado's B) hurricanes C) floods D) all of these
A) it is just a normal cycle of the earth's climate B) that there is not enough evidence to say that climate change is bad C) politicians made up global warming to scare people into doing what they want you to do D) all of these
A) true B) false
A) true B) false
A) false B) true
A) true B) false
A) true B) false
A) false B) true |