Nanotech 1
What is the most common active ingredient found in sunscreen?
Zinc Oxide
True or False: The Atomic Force Microscope is used to image, measure, and manipulate matter at the nanoscale by gathering information that is felt with a mechanical probe.
True
Which of the following vocabulary words matches this description: to break a substance into very small particles that are 100-2,500 nanometers.
Micronize
What symbol do you use to concatenate (join) two strings?
+
29
Which of the following matches this description: tubular form of carbon with diameter of 1 nanometer and length of few nanometers to microns.
Carbon Nanotube
What is the smallest unit of a chemical element, made up of a nucleus surrounded by electrons.
Atoms
How many spaces do you move a decimal point going from meter to centimeter?
2 to the right
A letter, word, or sentence in quotation marks is called a
String
What is at the center of an atom
Nucleus
A unit of length equal to one billionth of a meter or 10^-9.
Nanometer
What is another name of a C60 Molecule?
Bucky Ball
How many spaces do you move the decimal point from mili- to Kilo-?
6 to the left
This stores the text that the user inputs in an Ask() command
Input variable
An atom is made up of what 3 particles
Protons, Neutrons, and Electrons
A device for mapping surface atomic structure by measuring the force acting on the tip of a sharply pointed wire or other object that is moved over the surface.
Atomic Force Microscope
Is the following compound Organic or Inorganic? H₂0
Inorganic
What is the term for a block of code that repeats a set of commands
Loop
Information passed to a program directly from a user
User input
The position of each item in a list is called a
Index
Which of the following tools for seeing small objects up close is used to show detailed, three-dimensional images at very high magnification; especially for objects that are too fast, too small, or too far away, or invisible to the naked eye.
Scanning Electron Microscope
Is the following compound Organic or Inorganic? C₁₂H₂₂O₁₁
Organic
What is the term for one complete run of a loop.
Iteration
The term for a step by step procedure that solves a problem
Algorithm
Turning an integer into a string by adding str() around the number is called
Casting