Answer:Phase change materials (PCM) are substances that absorb and release thermal energy during the process of melting and freezing
Explanation: when it cools it changes like ice melting
In my <u>opinion</u> the answer is probably "Both African American and white people will ultimately be hurt by discrimination." But, that is not based on facts. Let me do some reasearch and I can give you a proper answer.
He became the Religious Leader of the Islamic Republic of Iran. After the revolution in which he worked to remove the Shah from Iran, he was named religious and political leader of Iran for life.
It could attack different countries at the same time...