Transcript What is the correct method to obtain pure water from a mixture of salt

What is the correct method to obtain pure water from a
mixture of salt water and sand? Put the following in the
correct order.
1. Collect the water by condensing water
vapour.
2. Evaporate the water by heating
collecting the salt which is left behind.
3. Filter the sand out from the mixture of
salt water and sand.
What is the correct method to obtain pure water from a
mixture of salt water and sand? Put the following in the
correct order.
1. Collect the water by condensing water
vapour.
2. Evaporate the water by heating
collecting the salt which is left behind.
3. Filter the sand out from the mixture of
salt water and sand.
What is the correct method to obtain pure water from a
mixture of salt water and sand? Put the following in the
correct order.
1. Filter the sand out from the mixture of
salt water and sand.
2. Evaporate the water by heating
collecting the salt which is left behind.
3. Collect the water by condensing water
vapour.
Match these processes with the
correct word.
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When a substance dissolves in a liquid.
The name of the substance that dissolves in the liquid.
The name of the liquid that dissolves the substance.
What has been made when a substance dissolves in a
liquid.
1
2
3
4
=
=
=
=
solvent
solution
dissolving
solute
(enter the numbers in the correct order)
Match these processes with the
correct word.
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When a substance dissolves in a liquid.
The name of the substance that dissolves in the liquid.
The name of the liquid that dissolves the substance.
What has been made when a substance dissolves in a
liquid.
1
2
3
4
= solvent
= solution
= dissolving
= solute
Where would you find these
things on a potato plant?
A.
B.
C.
D.
Food stores (starch)
The ovum
Pollen
Chlorophyll
1 = In the flower
2 = In the roots
3 = On the stamen
4 = In the leaves
(enter the numbers in the correct order)
Where would you find these
things on a potato plant?
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Food stores (starch)
The ovum
Pollen
Chlorophyll
1 = In the flower (ovum)
2 = In the roots (food)
3 = On the stamen (pollen)
4 = In the leaves (chlorophyll)
All of the next few slides are
things that plants need to make
food (photosynthesise).
Plants need _ _ _ _ _ _ _ _ to
make food (photosynthesise).
Clue – I am a form of energy.
Clue - I am made by putting two words together.
Plants need _ _ _ _ _ to make
food (photosynthesise).
Clue – I am found in the ground.
Clue - I can be drunk.
Plants need to _ _ _ _ _ _
__
_ _ _ _ _ to make food
(photosynthesise).
Clue – I am a gas taken in through the leaves.
Clue – animals breathe me out.
A seed is made from:
C.
This comes from the male part?
It all takes part in the?
The female part?
1
2
3
= The ovary
= Pollen
= The ovule or ovum
A.
B.
(enter the numbers in the correct order)
A seed is made from:
1.
2.
3.
This comes from the male part?
It all takes part in the?
The female part?
A = The ovary
B = Pollen
C = The ovule or
ovum
Now for some quick-fire responses.
You need this gas to burn things:
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
You need this gas to burn things:
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
This gas is made when you burn
things:
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
This gas is made when you burn
things:
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
The atmosphere is mostly made up
from this gas (80%):
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
The atmosphere is mostly made up
from this gas (80%):
A. Carbon Dioxide
B. Oxygen
C. Nitrogen
D. Air
These questions are
about states of matter:
I will always fill up the whole
container that I am put into.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
I will take the shape of the
container that I am put into but I
might not fill it up.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
I keep my own shape but I can be
cut up.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
The atoms in me are close
together and strongly held
together.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
The atoms in me are close
together and strongly held
together.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
The atoms in me are very weakly
held together – like a bunch of
drunken dancers.
I am…?
A. Solid
B. Liquid
C. Gas
These questions are
about states of matter:
The atoms in me are very weakly
held together – like a bunch of
drunken dancers.
I am…?
A. Solid
B. Liquid
C. Gas
The ability of a substance to absorb
water is its…
A.
B.
C.
D.
absorbency
absarbency
absorbencie
absorbentsy
The ability of a substance to absorb
water is its…
A.
B.
C.
D.
absorbency
absarbency
absorbencie
absorbentsy
When you can not dissolve any more of a solute
into a solvent, the solvent is…
A.
B.
C.
D.
satyrated
saturated
satarated
saturatud
When you can not dissolve any more of a solute
into a solvent, the solvent is…
A.
B.
C.
D.
satyrated
saturated
satarated
saturatud
Which of the following is ONLY true for birds?
A.
B.
C.
D.
They lay eggs
They are warm-blooded.
They can fly
They have feathers
Which of the following is ONLY true for birds?
A.
B.
C.
D.
They lay eggs
They are warm-blooded.
They can fly
They have feathers
Which of the following is ONLY true for
amphibians?
A.
B.
C.
D.
E.
F.
They lay eggs
They are cold blooded
They have no lungs
They can live on the land and in water
They lay their eggs in the water
They have soft eggs
Which of the following is NOT true for mammals?
A.
B.
C.
D.
E.
They give birth to live young
They are warm blooded
They feed their young with milk
They have hair
They have scaly skin
Which of the following is NOT true for reptiles?
A.
B.
C.
D.
E.
F.
They lay eggs on the land
They are cold blooded
They have lungs
They can live on the land and in water
They lay their eggs in the water
They lay leathery eggs
Please input your name:
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Then press send.
Which of the following is NOT true for reptiles?
A.
B.
C.
D.
E.
F.
They lay eggs on the land
They are cold blooded
They have lungs
They can live on the land and in water
They lay their eggs in the water
They lay leathery eggs
Do the activity
What is the word for
when a liquid heats up
and turns into a gas?
What is the word for
when a liquid heats up
and turns into a gas?
What is the word for
when a gas cools down
and turns into its liquid
form?
What is the word for
when a gas cools down
and turns into its liquid
form?
When the moon blocks
out the sun it is…?
A. Because the moon is directly between the earth and the sun
B. Because the earth is directly between the sun and the moon
C. Because the sun is directly between the earth and the moon
D. None of the above.
When the moon blocks
out the sun it is…?
A. Because the moon is directly between the earth and the sun
B. Because the earth is directly between the sun and the moon
C. Because the sun is directly between the earth and the moon
D. None of the above.
Solar Eclipse
Solar
Lunar
LunarEclipse
Eclipse
Eclipse
Thermal means to do with heat.
Electrical means to with electricity.
For the following material, which option is true?
Hint – it may be more than one answer.
Copper is:
A. An electrical conductor
B. An electrical insulator
C. A thermal conductor
D. A thermal insulator
Thermal means to do with heat.
Electrical means to with electricity.
For the following material, which option is true?
Hint – it may be more than one answer.
Copper is:
A. An electrical conductor
B. An electrical insulator
C. A thermal conductor
D. A thermal insulator
Thermal means to do with heat.
Electrical means to with electricity.
For the following material, which option is true?
Hint – it may be more than one answer.
Plastic is:
A. An electrical conductor
B. An electrical insulator
C. A thermal conductor
D. A thermal insulator
Thermal means to do with heat.
Electrical means to with electricity.
For the following material, which option is true?
Hint – it may be more than one answer.
Plastic is:
A. An electrical conductor
B. An electrical insulator
C. A thermal conductor
D. A thermal insulator