Which of these describes a physical change? a. cutting down a tree b. making lemonade from crystals c. melting ice cream d. all of the above

Why are primary sources important when studying historical events

How were castas paintings used to stabilize a society?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.