Name one pure substance:
Oxygen / Salt / Iron
What does water change into at 100 °C?:
Water vapour.
What happens when ice cream melts?:
It changes from a solid to a liquid
Do solids have a fixed volume?:
Yes
What is each type of matter called?:
A substance.
Name two insulators:
Wood and plastic.
In which mixture can we see the components?:
Heterogeneous mixture
Is water vapour a gas, liquid, or solid?:
A gas
Give two examples of liquids:
Water and honey.
What are the two types of mixtures?:
Homogeneous and heterogeneous mixtures
What are the three states of matter?:
Solid, liquid and gas.
What is a chemical change?:
When a substance changes into a different substance.
What is matter?
Everything around us that occupies space.
What is a mixture?:
Two or more substances together
What happens when something hotter touches something colder?:
Heat is transferred.
At what temperature does water freeze?:
0 °C.
Name three things that are matter:
Water, rocks and air.
Do gases have a fixed shape?:
No
Which state of matter is ice?:
Solid
What is a pure substance?:
A single substance
What are the two categories of matter?:
Pure substances and mixtures
Is glass strong or fragile?:
Fragile
Do solids have a fixed shape?:
YES
What is distillation?:
Separating two liquids by heating
What are insulators?:
Materials that do not transfer heat very well
What is produced during combustion?:
Heat and gases.
What is temperature?:
How hot an object is.
What is combustion?:
A rapid combination with oxygen.
Give two examples of solids:
Ice and glass.
Name one conductor:
Metal
What happens to butter on hot toast?
It melts.
Do liquids have a fixed shape?:
No