What is a mixture?
Two or more materials are mixed together is called a mixture.
Name 2 solids that do not dissolve in water.
Sand ,Flour
What materials do fuels contain?
Fuels contain carbon.
What is a filter?
A filter has holes and some of the mixture can pass through.
What is a funnel?
A funnel is a cone-shaped piece of equipment and to support the filter paper.
Name two fuels.
Oil ,petrol
What word can we use for things like sieves, magnets and other objects?
Equipment
What word describes a solid that will not dissolve in a liquid?
Insoluble
How are shadows made?
Shadows are made when light is blocked by an opaque object.
Why are shadows so long?
Because the sun is low in the sky.
Why do the goggles need to be a little opaque ?
To stop some of the bright light.
Why don’t astronauts wear sunglasses inside their helmet?
Because the sunglasses could fall off.
Why has the dentist put translucent glass in her window?
The dentist and her patients do not want people to see inside.
Why are dark sunglasses no help when we are indoors?
Because they stop a lot of light.
Glass is very good for making windows.Why is this?
Because it is very strong and clear.
What do you think a plant needs to grow?
A plant needs light, soil, water and warmth to grow.
