A) Mountains B) In soil C) Atmosphere D) Outer space
A) nitrogen B) carbon dioxide C) sulphur dioxide D) oxygen
A) 5 billion years B) 5 million years C) 500 hundred years D) 5 thousand years
A) more ships make the sea higher B) melting glaciers add more water to the sea C) the ozone is warming the ocean
A) industrial revolution B) great depression C) last ice age D) during the Jurassic Park era
A) riding in a car B) riding a bicycle C) walking to school D) sailing at Alcova Lake
A) size of fossils B) tree rings C) sunspots
A) fossil fuels B) wind C) sun D) sea
A) the thermocouple effect B) the hot house effect C) the greenhouse effect D) the biological decay effect
A) hydrogen B) carbon dioxide C) dilithium crystals D) oxygen
A) During severe thunderstorms B) Burning fuels C) Planting trees D) Boiling water
A) Plants use it to make food B) During severe thunderstorms C) When humans breath it in D) To help fires burn hotter
A) use nuclear fuels to exist B) use fossil fuels to exist C) use no fossil fuels to exist
A) becoming more stable B) a better place to live C) becoming warmer D) becoming colder
A) ocean sea current B) solar sunspot C) human
A) fossil fuels B) renewable energy sources C) kinetic energy
A) methane B) dilithium crystal C) oxygen D) hydrogen
A) tornado's B) all of these C) hurricanes D) floods
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) all of these D) politicians made up global warming to scare people into doing what they want you to do
A) true B) false
A) true B) false
A) true B) false
A) true B) false
A) false B) true
A) false B) true |