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