Which state of matter is shown?
liquid
What equipment is shown?
sieve
What equipment is shown?
magnet
Which state of matter is inside the tank?
gas
How to separate pins from buttons?
by magnet
by hand
Which state of matter is shown?
solid
What is the black liquid that is used to make plastic?
ink
oil
This a way of making something new out of of trash.
rewriting
recycling
This refers to materials that dissolves in water.
insoluble
soluble
This refers to materials that do not dissolve in water.
insoluble
soluble
What equipment is shown?
funnel
This is making metals from ore using heat.
smelting
smothering
These are rocks with metals in them.
ores
gemstones
Which is an example of a metal?
diamond
gold
glass
How to separate sand from water?
filtering
hand-picking
sieving
How to separate sand from stones?
filtering
sieving
by magnet