Janelle placed a thermometer in the plastic bag in her oven, and Corey placed a thermometer underneath the plastic wrap in his oven. They placed their ovens out in the Sun for one hour. At the eníd of the hour, they recorded the
temperature in each oven.
Solar Oven
janelle's cone oven
I OVen
Corey's shoe box oven
Final Temperature ('F)
148
112
Identify the design that worked better. Was your prediction correct? Why do you think this design got hotter than the
other?

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.