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BuzzFeed / bbc.co.uk
Correct!Wrong!It's reflection. Bonus points (not really) if you remembered that the angle of incidence is equal to the angle of reflection.
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Correct!Wrong!
For a given amount of energy released, coal releases the most carbon dioxide.
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Correct!Wrong!
Hz is an abbreviation of Hertz, who was the guy who proved the existence of electromagnetic waves.
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sakramento GeneticsakramentoCorrect!Wrong!Genetic variation is inherited.
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ProtoctistaBacteriaFungiCorrect!Wrong!
Pathogens are disease-causing organisms, and they're mostly bacteria.
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BuzzFeed / Traroth / commons.wikimedia.org
Calcium carbonateCalcium oxideCalcium hydroxideCorrect!Wrong!
Calcium carbonate. A lot of limestone is made up of fragments of marine organisms' skeletons.
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BuzzFeed / commons.wikimedia.org
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BuzzFeed / commons.wikimedia.org
Correct!Wrong!
Polio is caused by a virus. TB and tetanus are caused by bacteria.
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Correct!Wrong!
Carbon makes up to 2.1% of steel by weight.
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BuzzFeed / upload.wikimedia.org
Correct!Wrong!
Of course it's a full moon.
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Correct!Wrong!
Nitrogen makes up 70% of the atmosphere.
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BuzzFeed / Alan D. Wilson, naturespicsonline.com
Instinct.Imitation.Imprinting.Correct!Wrong!
Poor little goslings.
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Zinc sulphate + water.Zinc sulphide + water.Zinc sulphuric acid.Correct!Wrong!
Sulfuric acid always produces a sulfate.
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Red.Violet.Correct!Wrong!
Red.
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Correct!Wrong!
Arteries have the thickest walls so they can withstand higher blood pressures.
