Please Help! How does science use models to gain a better understanding of concepts?
What are the two main types of energy?
What are the different forms of potential and kinetic energy?
How are the different forms of energy converted?
How can we trace the transformation of energy through living and nonliving systems?
How do we use the scientific method and lab reports to conduct investigations and communicate our results?

100 Points for who answer question!

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

What is the function of the nucleus in the euglena cells you observed?