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
Answer:
The Cherokee were the first tribe in the United States to develop a complete syllabary–that is, a written script that included characters for the vowel and consonant sounds of their language, thus enabling them to write in Cherokee.
Answer:
C. Countries with command economies created problems, such as high unemployment, by reducing government spending.
Explanation:
The command or centralized economy is one in which the factors of production are in the hands of the State. Therefore, the market loses its raison d'être as a mechanism for consigning resources. These manipulations are carried out through economic plans for several years (five-year plans), which specify in detail the supply, production methods, wages, investment in infrastructure.
<span>Alfred strengthened the army, built a navy, and constructed fortresses all over England. Gradually he was seen as not just king of one part of the country, but king of all England.
Hope i helped! </span>
Answer:
A.became immoral or unjust
Explanation:
