Coal.
Coal.
our weather!
Changes in pressure which can cause rocks to crack is an example of mechanical weathering. It refers to the disintegration and decomposition of rocks.
heat and pressure
changes in air pressure cause wind, but the sun is the major factor in changes to air pressure.
Wind.
Air pressure
Changes in air pressure
A "metamorphic" rock forms.
Temperature, rainfall, sunlight, humidity, pressure, etc
The volume of the container is increased.
the container is made larger