science

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what does a ruler measure
length
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what does a scale measure
mass
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what does a measuring beaker measure
volume
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what does a stopwatch measure
time
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what does a theomometer measure
temperature
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what are the parts of a bunsen burner
flame, chimney, collar, air hole, base, rubber tubing
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when you light a bunsen burner what should be closed
the air hole
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what colour flame will appaear when the air hole is open
orange
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will the flame get hootter or colder when air hole is open
hotter
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which is the hottest part of the flame
top of the flame when its blue the inner flame
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why does the bunsen burner have a heavy base
so it doesnt topple over when you light a flame
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where does the gas enter the bunsen burner
through the rubber tubing
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whats an independent variable
the variable you vhange
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whats an dependent vairable
the variable that you measure
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whats an control variable
the factors that stay the same in the experiment
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which axis does the independent vaiable go on
x axis
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which axis does the dependent variable go on
y axis
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what do the intestines do
breaks up food and digests it
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what do the lungs do
for breathing
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what does the heart do
pumps blood
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what does the liver do
makes and destroys substances
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what does the brain do
controls the body
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what does the stomach do
breaks up food
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what do we use coverslips for
to hold the specimen in place and to stop the specimen drying out
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what substances do the cells have on them
nucleous, cell wall, chloroplasts, cytoplasm, vacuole, cell surface membrane
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whats a specialised cell
a specific cell
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what does a ciliated cell do
has cilia that can move things
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what does a white blood cell do
helps your body defeat dieseases
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What does a pollen grain do
used by plants to reproduce
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What does a root hair cell do
takes in water
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what does a nerve cell do
can carry signals around the body
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what does a red blood cell do
carries oxygen
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what does a paliside do
makes food for a plant
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what does mrs gren stand for
movement, respiration, sensitivity, growth, reproduction, excretion, nutrition
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what is reproduction
when things grow and change in different ways
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what does the sperm do
has a tail for it to swim for the chemicals to attack the egg
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parts of the woman
ovary, uterus, ******, womb, embryo
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parts of the man
foreskin, scrotum, testis, peinus
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parts of the stomach during pregnancy
uterus, fetus, placenta, umbilicul cord, amniotic fluid, ******
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when does a embryo become a fetus
when you see the heart
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whats amplitude
if it changes it changes volume change
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wgats wavelength
if it changes it changes pitch change
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what does high frequency mean
short wavelength
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what does low frequency mean
long wavelength
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what does shortwavelength mean
high frequency
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what does long wavelength mean
low frequency
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what happens when north and south meat
they attract
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What does opaque mean
not see-through
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what does transparent mean
see-through
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what does soluble mean
something that will dissolve in a liquid
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what does insoluble mean
something that will not dissolve in a liquid
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what does solute mean
the solid that has dissolved in a liquid to make a solution
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what does mixture mean
different things jumbled up together
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what does residue mean
the solid that is left behind after filtering
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what does filtering mean
seperating a liquid from things that have not dissolved in it
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what does filtrate mean
the liquid that goes through a filter
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what does solvent mean
a liquid that can dissolve a solid to make a solution
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what does solution mean
when a solid has dissolved in a liquid
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what does dissolving mean
when a solid splits up and mixes with a liquid to make a solution
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whats a test tube for
storing or mixing solids and liquids
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whats a boiling tube for
heating solids and liquids
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whats a beaker for
holding liquids or solids
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whats a conical flask for
holding or mixing liquids
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whats a measuring cylinder for
measuring volumes of liquid
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whats a theomometer for
measuring temperature of liquids
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whats a tripod for
heating a beaker, flask or crucible over a bunsen burner
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whats a gauze
supporting a beaker or flask and spreading the heat from the flame
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whats a bunsen burner
heats things
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whats an evaporating basin for
evaporating the wates from a solution
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whats a filter funnel for
seperating an insoluble solid from a liquid
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how do you test for hydrogen
mix magnesium and hydrochloric acid together shake it put it on a bung then light a splint take of the bung then put the splint on top of it
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how do you test for carbon dioxide
pour calcium carbon dioxide in to a tube if the lime water turns cloudy carbon dioxide is present
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whats combustion
the reaction when a substance burns and reacts with oxygen to produce heat and light energy
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how do you test for oxygen
relights a glowing splint
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sodium+oxygen=
sodium oxide
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potassium+oxygen=
potassium oxide
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what does decompistion mean
chemical decompisition is the break down or seperation of a chemical compound into two or more products
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what are solid particles
they are very close together
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what are liquid particles
are close together but have no fixed arrangement
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what are gas particles
are far apart and have no fixed arrangement
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what are the different food groups
fats, protein, carbohydrates, fibre, water, minerals, vitamins
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how do you test for fats
put the substance in filter paper and if it turns see-through fat is present
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how do we test for protein
we use biuret and if present it turns purple
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how do we test for starch
we use iodine and if present it turns blue-black
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how do we test for glucose
we use benedicts solution and if present it turns red-orange
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what does fats do
give us energy
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what does protein do
makes new cells and repairs our body
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what does carbohydrates do
good sources of energy
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what does fibre do
stops our intestines getting blocked
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what does water do
keeps us hydrated
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what does minerals do
they help keep our bodies healthy
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what does vitamins do
gives us healthy skin, teeth, gums, bones
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what are the parts of the digestive system
mouth, oesophagus, liver, stomach, pancreas, intestines, rectum
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whats a conductor
heat and electricity can pass through the material
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whats an insulator
doesnt alloe heat or electricity to pass through
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Card 2

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what does a scale measure

Back

mass

Card 3

Front

what does a measuring beaker measure

Back

Preview of the front of card 3

Card 4

Front

what does a stopwatch measure

Back

Preview of the front of card 4

Card 5

Front

what does a theomometer measure

Back

Preview of the front of card 5
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