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62 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Why was the food pyramid constructed the way it was? |
Because Carbs have the biggest bit, because we need the most, sugary foods have the least, because we need the least and everything else is in the middle |
Portions |
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Why would a young baby need lots of calcium? |
Because their bones are developing |
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What two categories does cheese fall into? |
Dairy and protein |
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Why are vegetarians less likely to get constipated? |
Vegetables are full of Fibre, which stops it |
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How does Fibre prevent constipation? |
It adds bulk to the food whilst digesting so it goes down quicker |
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Why is it better to eat fruit for vitamin C over tablets? |
The fruit also contains fibre. Fibre helps the body in many ways |
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How can junk food make us ill? |
It can cause heart disease |
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Which vitamin is in fruit |
Vitamin C |
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Why does salt overdose create foot swelling? |
The blood gets clogged up in the veins |
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Why is it a good idea to eat fruit for breakfast? |
It gives you slow release energy |
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Why are slow release energy foods good? |
You have continuous energy |
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Who needs more energy: pregnant woman or labourer worker? |
Labourer |
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NEW TOPIC |
NEW TOPIC |
NEW TOPIC |
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What happens to a heart pulse when you exercise? |
It increases |
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What does the heart do? |
Pumps blood around the body |
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How do we measure energy? |
kJ |
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Are lungs like plastic bags? |
Lungs are. Yes |
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Do enzymes help with digestion? |
Yes |
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What do antibodies do? |
Neutralise the bacteria and stop it reproducing |
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When someone gets a disease and it goes, why does it go away quicker if they have it again? |
The first time would've created a memory cell, so the body knows exactly what type of antibody to create |
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What precautions Are taken when keeping dangerous diseases in laboratories? |
It is contained securely and everyone around it wears special clothing, including masks |
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What is biological warfare? |
Use of microbes to kill the enemy? |
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Why are vaccines treated versions of the disease? |
So the body can create memory cells |
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Why are there alcohol hand washes in hospitals? |
Because the alcohol kills the disease |
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Why is hospital waste material usually burned? |
To ensure any microbes are completely gone |
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What is in the food pyramid? |
Back (Definition)
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Where are starchy foods in the food pyramid? |
The bottom |
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Where are fruits in the food pyramid |
Fruit and veg are in the midfle |
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What did Jenner realise? |
Milkmaids who got cowpox didn't get smallpox |
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What can we use salt for? |
To preserve food, to give food taste, we can use it to make sodium chloride, to make chlorine (stops bugs in swimming pools) |
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How does sea water prove salt dissolves? |
There is none in the water, and if we evaporate the water, we can see the salt |
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What are the changes of state in distillation? |
Luigi to gas. Gas to luigi |
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What is distilled water? |
Pure water |
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Is it correct that salt and sugar dissolve in water? |
Yes, it is correct |
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Water disappears from a puddle on the floor because it |
Evaporates |
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We use chromatography to seperate |
Colours |
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Water vapour can ___ on the inside of a cold tube in a condenser |
Condense |
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What happens when sugar is stirred with water? |
It dissolves
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If something dissolves in water, what is the water categorised as? |
Soluble |
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On the beach, how do we know the sand is insoluble? |
There is lots of wet sand that we can visually see |
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All metals can ___ electricty |
Conduct |
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Water goes away from a puddle because it ___ |
Evaporates |
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Is it correct that sugar and salt both dissolve in water? |
It is |
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Water vapour can ___ on the inside of a cold tube in a ___ |
Condense, condenser |
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A ship where a disease broke out is in quarantine. Why? |
So it can't spread |
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Scientists investigate a ship on which a disease broke out. How do they stay safe? |
Masks, special clothing and things like that |
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Scientists find a sample of a microbe and want to find if it caused a disease. How can rats help? |
We can sample it on them |
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WHO discovered pasteurisation? |
Pasteur |
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What happens when sugar is stirred with water? |
Dissolvation |
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What do we call liquid that things dissolve in? |
Soluble |
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CARBON+OXYGEN= |
CARBON DIOXIDE |
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LEAD+OXYGEN= |
LEAD OXIDE |
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All metals can ___ electricity |
Conduct |
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Most elements are either metals or ___ |
Non metals |
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Are there two states of matter? |
No |
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Are there 3 states of matter? |
Yes |
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What are the three states of matter? |
Solid, Liquid, Gas |
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Who first heard of magnets |
Greeks |
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Where did the name come from? |
Magnesia |
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WHich of these is a use for magnets? Phone charger, contactless, camera |
Contactless |
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On many phones, the box states 'KEEP AWAY FROM MAGNETS'. Why? |
The magnetic field can damage the device's internal storage |
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Why does it matter? |
The magnets are attracted to the north pole of the magnet |
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