In _____________ Molecules Show a Net Movement from Greater to Lesser

question 58

Multiple Choice

In _____________ molecules show a net movement from greater to lesser concentration due to the random motion of the molecules.

• A) simple diffusion
• B) exocytosis
• C) facilitated diffusion
• D) active transport
• E) endocytosis

Understand the differences and limitations of presentation tools such as PowerPoint and Prezi.

Recognize the role of rehearsing and nonfluencies in the effectiveness of presentations.

Identify aspects to consider when planning graphics for oral presentations.

Know strategies for effectively communicating with nonnative speakers.

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Definitions:

Hydrogen Atoms

The simplest and most abundant type of chemical atom in the universe, consisting of one electron bound to a single proton.

Molecule

The smallest unit within a chemical substance that possesses the chemical attributes of the specific element or compound.

Lewis Structure

A representation of molecules showing all the valence electrons as dots or lines, highlighting the bonding between atoms and any lone pairs.

Empirical Formula

The simplest integer ratio of the elements present in a compound, not indicating the actual number of atoms.