Lewis Latimer improved Edison’s light bulb. He invented a _______________ filament that lasted much longer than other filaments.

Edison said that genius is “1 percent inspiration, and 99 percent perspiration.”

Karl Benz's internal combustion engine burned gasoline.

It could zip along at ________ m.p.h.

He invented a way to build cars more cheaply. At his factory, workers put cars together on an assembly line.

Garrett Morgan decided that a new kind of device was needed to keep cars from crashing at intersections. In 1923 he invented the first electric ___________________.

Alexander Graham invented the:

_______________invented caller ID and call-waiting.

______________ invented the radio in 1895.

______________ invented the a TV system based on a camera tube. His iconoscope turned light rays into electrical signals.

In 1903 French chemist ______________ discovered safety glass—by accident!

Carver used _____________ to make more than 300 products

Charles Hull created the first 3D __________ in the 1980s.

Tim Berners-Lee launched the World Wide Web in __________.

Howard Aiken is credited with building the first modern computer, named the ____________________ .

_________________ was the first to launch a rocket into space.

Due to Barbara Askin's work doctors can now take better

X-ray images.

Superman is the only one that can use a laser. (Laser vision)

Laser temperatures have been recorded at more than twice that of the surface of the sun.

Our school was invented in __________.