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