States of Matter
Liquids have a definite _______________________.
Volume
Chicken noodle soup is a _______ mixture.
heterogeneous
A ______ is a low area between hills or mountains.
valley
It is hot, liquid rock that has cooled down.
Igneous
True or false. You should take long showers to save energy.
False
Baking a cake: chemical or physical change?
chemical
They cannot conduct thermal energy very well.
Thermal insulators
A _____ is high, rocky land on the coast.
cliff
Write the name of one mineral.
Sulphur
Gypsum
Quartz
Graphite
Hematite
Copper
Use less plastic, paper or other materials.
Reduce
breaking a glass: chemical or physical change?
physical
Heat energy flows through them easily.
Thermal conductors
True or false? A bay is a coastal landform.
True
It is formed from layers of sand, stone, and other particles.
Sedimentary
Use cardboard, metal, glass and plastic in new ways.
Reuse
Stretching a rubber band: reversible or irreversible?
reversible
Coffee is a _______ mixture.
homogenous
An connects a peninsula to the coast.
Isthmus
______ rock is formed under heat and pressure.
Metamorphic
Put food waste in a compost bin.
Rot
Boiling water is a ______ change.
physical
Cereal and milk is a _______ mixture.
heterogeneous
True or false? A peak is a coastal landform.
False
How many types of rocks are there?
3
True or false: You should turn off lights when you leave the room.
True