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