States of Matter
What are the 3 states of matter?
solid, liquid and gas
What do you need to change a solid into a liquid?
Heat.
Find a small green item.
True or False.
Plants are living things.
True.
In which state does matter have a definite shape?
solid
How do we call the change from a liquid to a solid?
Freezing
What is the contrary of smooth?
Rough.
Spiders are vertebrates (have bones).
False.
In which state of matter are the particles moving the fastest?
gas
What is the antonym for flexible?
rigid/stiff
Example: petals, stem, leaves, roots, seeds...
What happens to a liquid when it is in a container?
When it is not in a container?
It takes the shape of the container.
It spills.
Give an example of change from liquid to gas.
How do we call it?
Boiling. Ex: Heat water to make tea, steam (water vapour) forms.
List 4 properties of materials.
Examples: colour, size, shape, flexibility, hardness, texture...
Name 4 insects.
Many possible answers: ants, grasshopers, crickets, butterflies, wasps, beetles, bees, roaches...
Give 3 examples of solids, 3 examples of liquid and 3 examples of gas.
Many possible answers.
How do we call the change from gas to liquid?
Condensation
What would be a good material to make a sweater? Explain your answer using 3 properties.
Example: wool. Flexible, soft, warm.
List the 5 categories of vertebrates.
Mammals, birds, fish, amphibians, reptiles.