The answer is A because air expands when heated. The expansion of the air will “pop” out the dent from the inside.
Answer:
Explanation:
There are many characteristics of life, including, <u>cells.</u> A cell is a tiny unit of life that carries out many different processes.
If something is considered living, it must have at least one cell, but it can have more. For example, bacteria is unicellular and living. We (humans) are also living, but made of billions of cells.
Therefore, for something to be considered living, it must be composed of at least one <u>cell. </u>
Answer: past
Explanation: answers show that combonations can develope things
C (thermal energy to mechanical energy)