as Innovators
MAKERS
30
Glossary
acceleration
(ak-sel-uh-RAY-shun) in increase in speed
engineers
(en-juh-NEERZ) people who are trained to design
and build things
friction
(FRIK-shun) the force that slows down objects as they
rub against each other
language
(LANG-wij) a set of words, symbols, and rules that
work together to create a computer program; there are many
programming languages
LED
(EL EE DEE) a small light that uses very little energy and
gives off very little heat; LED stands for “light-emitting diode”
maker
(MAY-kur) a creative person who makes everything
from artwork and useful objects to robots and computer pro-
grams
prototype
(PROH-tuh-tipe) the first version of an invention that
tests an idea to see if it will work
software
(SAWFT-wair) computer programs that control the
workings of the equipment, or hardware, and direct it to do spe-
cific tasks
