Chapter 8 - Inventions

Drivers could turn a key to start the engine of a car before the invention of the electric starter?

Which invention solved the problem of car engines needing to be cranked by hand?

What is glowing or white with heat?

What is a device that controls traffic at intersections and along streets and highways?

Factories stayed open as long as 24 hours a day before the lightbulb?

A gas mask is a device worn on the face to protect the wearer from electric starters?

Men and women who were not very strong could start an engine before the invention of the electric starter?

What is a type of gasoline that eliminated the "knocking" sound and resulting damage in early automobile engines?

Businesses and factories were only open during the daytime after the invention of the lightbulb?

Only very strong people could crank an engine before the invention of the electric starter?

People on foot could cross the street more safely before the traffic light was invented?

In addition to the knocking noise, what else did Thomas Midgely, Jr.'s solution solve?

Drivers knew whether to stop or go before the invention of the traffic light?

What is a machine used to add up and record how much people pay for a good or service?

A phonograph is the first device that could record images and play them back to a viewer?

Thomas Midgely, Jr. determined the problem with the "knocking" in a car's engine was because of the ___________?

Families often stayed up late to enjoy indoor and outdoor activities before the invention of the lightbulb?

Did the electric starter increase or decrease the popularity of automobiles in America?

Which invention solved the problem of cars often crashing at intersections?

Starting a car was safer after the invention of the electric starter?

Many innovations that originated in Ohio benefited the United States and the world?

People used incandescent light bulbs as an affordable way to light their homes after the invention of the lightbulb?

Which statement best describes the impact of the invention of the lightbulb on America?

Which invention solved the problem of sales clerks easily stealing money?

Who invented the airplane

What were the main problems that inventors of the airplane were trying to solve? (Choose 2)

In which way did the invention of the phonograph cause significant changes to the lives of Americans in the late 1800s?

In which way did the invention of the phonograph cause significant changes to the lives of Americans in the late 1800s?

Who invented the traffic light?

Drivers were less likely to crash at intersections after the traffic light was invented?

People relied on expensive oil lamps and candles to light their homes after dark after the invention of the lightbulb?

Which word is a flying vehicle that has fixed wings and engines or propellers that thrust it forward through the air?

Who invented leaded ethyl gasoline?

Which invention solved the problem of car engines "knocking"?

Which event happened third?

Charles Kettering replaced the mechanical crank with electric buttons to improve the cash register?

Which event happened fourth?

Which event happened second?

Who invented the electric car starter?

Which event happened first?

How did Thomas Midgely, Jr. solve the problem of the "knocking" in the car's engine?

Drivers had to crank a car engine by hand to start the car before the invention of the electric starter?

Intersections were very dangerous for people on foot before the traffic light was invented?

Which invention solved the problem of people being able to work or play after dark?

How did the Wright Brothers' invention of the airplane benefit people?

What was the benefit of the technological innovations that Charles Kettering applied?

How did the cash register reduce or solve the main problem? (Choose 2)

In which way did the invention of the phonograph cause significant changes to the lives of Americans in the late 1800s?

Starting a car was dangerous after the invention of the electric starter?

Drivers has a hard time deciding whether to stop or go before the traffic light was invented?

What was the main problem the first cash register was invented to solve?

Many car accidents occurred at intersections after the traffic light was invented?

A filament is a wire that glows red-hot when electricity passes through it?

Families typically went to bed very early before the invention of the lightbulb?

An electric starter is a device that uses electricity to start a motor?

An invention is a new device, method, or process?

Which statement best describes the significance of technological innovations that originated in Ohio?