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17 Cards in this Set
- Front
- Back
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What is the only fertile hybrid? |
The Mallard Duck is the only fertile hybrid. |
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Name a plant hormone. |
There are different ones, giberellins, auxins..... |
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To figure out the wave speed, I must? |
Times the frequency by the wave length. |
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What is the difference between alkenes and alkanes? |
Alkenes are unsaturated and alkanes are saturated. |
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If an alkene has five carbons, how many hydrogens would it have? |
It would have ten hydrogens as it has a double bond. |
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True or false: Alkanes turn orange in bromine water? |
True! Alkenes however turn colourless in bromine water. |
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Explain why reflecting telescopes are more efficient than refracting telescopes. |
Refracting telescopes aren't very mobile and are incredibly huge and heavy. |
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Describe iron seeding. |
Iron seeding is where small amounts of iron is dropped into the sea to prevent carbon dioxide being produced by helping plant growth. |
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What does VHF and UHF stand for? |
Very high frequency and ultra high frequency. |
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Explain the heliocentric theory. |
The theory that everything around us orbits the sun, this replaced the previous theoy, the geocentric thory - the theory that everything orbits the Earth. |
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Name three EMRs than can mutate cells. |
Ultra-violet light, X-rays and gamma rays. |
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How are ions made? |
Ions are made when atoms have their electrons removed. the atom then turns into an ion. |
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Name the three types of radiation? |
Alpha, beta and gamma. |
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What does S.E.T.I stand for? |
Search for Extra-Terrestrial Intelligence. |
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Name three reasons why we should use charcoal. |
It's renewable, it's efficient, it lasts a long time. |
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A tamborine creates __________ energy |
A tamborine creates kinetic energy. |
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What ingredient in alcohol slows down your reaction time? |
Ethanol. |
