Question

use the text to put the events in order.
some kinds of materials change color when their temperature changes. the metal
iron is one such material. in its normal state, iron is a gray - black color. when heated,
though, it begins to change colors. first, when it reaches about 1750 degrees fahrenheit,
iron will turn red. then, when it reaches about two thousand degrees fahrenheit, it will
turn yellow. finally, at even higher temperatures, iron will turn white.
iron turns
iron turns white.
iron turns red.
yellow.

Explanation:

The text clearly states the order of color - changes as "First, when it reaches about 1750 degrees Fahrenheit, iron will turn red. Then, when it reaches about two thousand degrees Fahrenheit, it will turn yellow. Finally, at even higher temperatures, iron will turn white."

Answer:

1. Iron turns red.
2. Iron turns yellow.
3. Iron turns white.