Question

How has home heating and cooling has changed over time?

Answer 1

Answer:

Home heating and cooling has changed over time with air conditioners and with space heaters at first when America was just founded and colonized their was no air conditioning or heaters. Now we have them they help us a lot on very cold days and very hot days. Hope this helps.

Explanation:

Answer 2

Answer:

Students will be able to explain that cooling water can change it to ice and that heating ice can change it back to liquid water.therefore heating and cooling change over time