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