Chemistry of Life

Open Ended

How do you think electrons might influence the behavior or properties of molecules in living organisms?

Multiple Choice

Which elements are necessary for life according to the organization of life slide?

• C, H, O, N, P, S

• Na, Cl, K, Ca, Mg, Fe

• C, H, O, Na, Cl, K

• H, O, N, Ca, Fe, S

Open Ended

Explain how the terms 'atom,' 'molecule,' and 'macromolecule' are related to each other in the context of the chemistry of life.

Multiple Choice

Which of the following terms is defined as the smallest part of an element that still has the properties of that element?

• Atom

• Cell

• Molecule

• Macromolecule

Multiple Select

Which of the following are characteristics of polar molecules?

• Unequal distribution of charges

• Dissolves in water

• No separation of charge

• Does not dissolve in water

Open Ended

What are some examples of polar and nonpolar molecules?

Multiple Choice

What is the main difference between cohesion and adhesion?

• Cohesion is the attraction between molecules of the same substance, while adhesion is the attraction between molecules of different substances.

• Cohesion forms stronger bonds than adhesion.

• Adhesion only occurs in water.

• Cohesion is responsible for capillary action.

Multiple Choice

Which property of water helps regulate cell temperatures in organisms?

• High specific heat

• Cohesion

• Adhesion

• Low density

Open Ended

Why do you think it is essential for ice to float?

Multiple Select

Which of the following statements about water as a solvent are correct?

• Water is considered the universal solvent.

• Water can dissolve more substances than any other liquid.

• Water cannot dissolve lemonade powder.

• Water's polarity makes it good at dissolving things.

Multiple Choice

Which of the following is an example of a hydrophilic substance?

• Salt

• Oil

• Wax

• Plastic

Multiple Choice

Which of the following substances is most likely to be hydrophilic?

• Salt

• Oil

• Wax

• Butter

Open Ended

Soap is made up of a molecule that has a polar side and a nonpolar side. How does this affect the water it is dissolved in?

Multiple Choice

Which of the following is NOT one of the learning intentions for this lesson?

• Explain how electrons influence the personalities of molecules

• Illustrate how elements arrange themselves into macromolecules

• Model how elements arrange themselves into macromolecules

• Describe the process of photosynthesis

Open Ended

Reflecting on today's lesson about the chemistry of life, what is one concept you found most interesting or would like to learn more about?