Physical and Chemical Changes

Front

In a physical change, no substances are formed. True/False?

Back

True

Front

Most of the physical changes are ____________ in nature.

Back

reversible

Front

What change does the picture depict? Options: Physical Change, Chemical Change

Back

Chemical Change

Front

What change is depicted in the picture?

Back

Chemical Change

Front

All physical changes are reversible in nature. True/False?

Back

False

Front

All chemical changes are irreversible in nature. True / False?

Back

False

Front

Is digestion a chemical process and change?

Back

True

Front

Why is burning of plastic considered a chemical change?

Back

carbon-dioxide is released and the internal structure of plastic changes