5.2 and 5.3 Key Terms ST

An assembly of moving parts completing a complete functional motion.

A straight line passing from side to side through the center of a circle or sphere.

A unit of length equal to one billionth of a meter.

The branch of science that applies the principles of science to solve engineering problems.

A plane figure with six straight sides and angles.

The ability to do work.

A major part of a system which itself has the characteristics of a system, usually consisting of several components.

A metal made by combining two or more metallic elements.

A straight line from the center to the circumference of a circle or sphere.

Techniques that produce or measure features less than 100 nanometers in size.

Surface active substance.

Make appear larger than it is, especially with a lens or microscope.

Established in 1958 as the government agency responsible for the United States of America's space program.

Microscope with a very sharp tip that is scanned over a surface to measure some property.

Molecule composed of 60 carbon atoms arranged in a sphere.

A unit of length equal to one ten-thousandth of a meter.

A government license giving an individual or body the sole right to make, use, or sell an invention for a set period.

The influence on an object which causes it to accelerate.

A microscopic tube whose diameter is measured in nanometers.

A twisting force.

A continuous change of position of a body.

A full-scale working model used to test a design concept by making actual observations and necessary adjustments.

Having a tendency to mix with, dissolve in, or be wetted by water.

A force of attraction between all matter.

The smallest unit of a chemical element, made up of a nucleus surrounded by electrons.

An instrument attached to a telescope or microscope for measuring small distances or angles.

The point around which a lever turns or is supported.

A flat surface set at an angle used to help raise or lower objects.

Extremely small; originally from Greek word nanos which means dwarf.

A polygon of five angles and five sides.

The energy of a particle, body, or system that is determined by its position or structure.

The science of measurement.

The energy which a body possesses because of its motion.

Tending to repel or fail to mix with water.

A very small number, 10x-9.

Laws proposed by Isaac Newton that explain how force and motion work.

An optical instrument for magnifying very small objects.

A group of atoms chemically bonded together, representing the the smallest fundamental unit of a compound.

A device for mapping surface atomic structure by measuring the force acting on the tip of a sharply point wire.

The magnitude of the total distance traveled divided by the time elapsed.

Rigid bar resting on a pivot point or fulcrum, used to move a load with one end when pressure is applied to the other.

A cylinder with a spiral ridge or thread running round the outside that can be turned to seal an opening.

A room for the manufacture or assembly of objects that maintain at a high level of cleanliness.

A solid disc that rotates around a center axis. Has a groove around the edge allowing ropes or belts to ride around it