It's hard to credit just one person with the invention of television, but it's indisputable that John Logie Baird was the first to transmit moving pictures.

The invention of printing on paper provided a technology ____ which information could be stored over the long term.

The carbon dioxide gas given ____ by the fermenting vat was known as "fixed air".

The key ____ inventive success often requires being in the right place at the right time.

A patent invention is protected by law ____ only particular people or companies have the right to make or sell it.

Mark the letter A, B, C, or D to indicate the correct answer

In 1886 in the United States, a pharmacist named Dr. John Pemberton tried to invent a medicine because he wanted a cure for ____.

Ever since the first prehistoric stone tools, ____ have lived in a world shaped by invention.

Inventor, a person who brings ideas or objects together in a novel way to create an invention, something that did not exist before.

Mark the letter A, B, C, or D to indicate the correct answer

Both inventors and engineers look for ways to improve things in areas like health, food, safety, transportation, aerospace, electronics, ____, and the environment.

The bicycle as we know it today was originally developed as the "safety bicycle", because other bikes ____ were extremely dangerous.

It is the classical Athenians who can probably lay claim ____ the invention of commercial advertising as we know it today.

The late 1800s and early 1900s ____ excitement over a wide array of inventions and developments.

The European Patent Convention, which was implemented in 1977, created a European Patent Office that can issue ____ European patent.

Some inventions make bigger impact on the public than ____, and some inventions quickly become part of everyday life.

An invention developed ____ one purpose will sometimes find use in entirely different circumstances.

The first American ____ the propelling of a boat by steam was William Henry, a gunsmith of Lancaster, Pennsylvania.