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What is an unwanted change in the environment that is caused by substances or forms of energy?
Wiki User
∙ 14y ago
Climate change is a good example.This can affect our daily life.This can change our entire schedule.
Wiki User
∙ 12y ago
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Does not change a substances identity physical or chemical change?
It is a physical change.
Does a substance change density if it changes physically?
Depends on what you consider a physical change. Substances change their density when they change their state of matter. When the temperature rises, substances usually expand, wich leads to the density decreasing. When the temperature falls, substances contract, increasing the density. Exception would be water, as it shows an anomaly occurring near 273K
Why is frost on a car window a physical change?
No new substances.
What is an object that always changes the velocity of the object?
Wanted and unwanted outer forces will always change the velocity of an object.
The change in an object velocity?
a change in a objects velocity is caused by a unbalanced force :)
What is Easy definition of pollution?
an unwanted change in the environment caused by substances or forms of energy
Do acids melt substances?
No, melting is a change of state caused by heat. Acids are corrosives.
Is cabbage juice and vinegar a chemical or chemical change?
The color change, though physical by itself, is caused by a chemical change of some colored substances in cabbage.
What is the potential damage to the environment if the Tonkin snub nosed monkey were to become extinct?
None. Sad loss but no appreciable change in the environment beyond that which caused the extinction.
What is pollution in biology?
(1) The change in the environment caused by natural or artificial input of harmful contaminants into the environment, and may cause instability, disruption or harmful effects to the ecosystem.
Is etching glass with acid a chemical or physical change?
It is a physical change caused by chemicals. Chemical changes are phyiscal changes.
What is a change in which one or more substances are converted into two substances?
A chemical change.
What can be caused by humans changing the environment?
humans can change the environment by polluting. Polluting can cause animals dieing or making the soil poisons. It can also cause the water to be poisons too.
What is a substances that undergo a chemical change?
Substances that undergo chemical change are called reactants.
Is it a physical change or a chemical change when substances combine to make new substances with new properties?
Chemical change.
This is a process in which substances change into new substances with different properties?
Chemical Change
Chemical change definition?
A chemical change involves altering substances. One or more substances are changed into different and new substances in this process.
