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Do physical changes occur in natural processes only?
No. Many physical processes occur by artificial means. Boiling water on a stove or freezing it in a freezer is one common example.
What physical processes cause water to turn to ice?
Freezing
What physical processes can cause a place to change over time?
Blowing soap bubblesDissolving table sugar in water
Does physical weathering always invovle water?
No, physical weathering does not always involve water. It can also occur through processes such as temperature changes, wind, ice, and plant roots breaking down rocks without the presence of water.
Can weathering have an effect of the breaking down of rocks?
Yes, weathering can break down rocks through physical or chemical processes. Physical weathering can occur through freezing and thawing, while chemical weathering can happen through reactions with water, oxygen, or acids. Over time, these processes can cause rocks to crumble or dissolve into smaller fragments.
Does physical change occur when energy is added or removed?
Physical change can occur when energy is added or removed. For example, adding heat energy can cause water to change from a solid to a liquid (melting), while removing heat energy can cause water to change from a liquid to a solid (freezing). These changes do not alter the chemical composition of the substance.
Name two important processes that occur with water?
freshwater and salt water
Which substance has the greatest effect on the rate at which rocks weather?
Water has the greatest effect on the rate at which rocks weather, as it can cause physical and chemical weathering processes to occur more rapidly. Water can dissolve minerals within rocks, increase their susceptibility to erosion, and facilitate the growth of vegetation that can further break down rocks.
Which is the processes of the water cycle occur by releasing energy?
Precipitation.
Which of the processes of water cycle occur by releasing energy?
Evaporation
What are naturally occurring physical and ecological processes?
Evaporation of water, melting of rocks in volcanoes, melting of ice etc. are natural physical processes.
What types of weathering affect chalk?
Chalk is primarily affected by physical weathering processes like freeze-thaw cycles and abrasion by wind or water. Chemical weathering can also occur, particularly from exposure to acidic rain or groundwater which can dissolve the calcium carbonate in chalk. Over time, these processes can cause chalk to erode and crumble.
