Two compounds are mixed and light is emitted, the color changes, and heat is liberated.

Which activity has occurred?

chemical nucleus exchange

chemical reaction

chemical compromise

chemical mixture

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

What are the two largest greenhouse gases

Which diagram represents the phase tha occurs after a solid melts?