Because it stretches and makes your muscles ready for the activity
Geological records stretching back millions of years indicate a number of large variations in Earth’s past climate. These have been caused by many natural factors, including changes in the sun, volcanoes, Earth’s orbit and CO2 levels.
However, comprehensive assessment by scientists shows that it is extremely likely that human activity has been the dominant cause of warming since the mid-20th Century.
Nope, color change can also occur during a physical change.
Answer:
The answer is the number of protons in its atom
Explanation: