Final answer:
Accidental change is also known as unintentional change, describing alterations that occur without deliberate intention, similar to spontaneous changes that occur without external energy.
Step-by-step explanation:
Another term for accidental change is unintentional change. Accidental change refers to changes that occur without intention or planning. It can be seen as short-term, easily changed, and unstable. On the other hand, long-term changes are stable and not easily changed.
Another term for accidental change is unintentional change. This type of change refers to alterations that occur without a deliberate plan or intention. It is similar to spontaneous change, which is a process that takes place without continuous input of energy from an external source. Short-term changes often have characteristics that are exactly that - short-term - and can include phenomena like seasonal variations or unseasonal rainfall, whereas long-term changes are more profound, such as the long-term effects of global warming like the melting of glaciers and rising sea levels.