Technology in our Lives

How were steam engines first used?

• to power brains

• to power boats

• to operate machines in factories and mines

• to operate diesel engines

Which of the following is the best definition of technology?

• Using scientific knowledge for a purpose.

• Using machines to do work.

• Designing tools to improve our lives.

• To do the work and humans can't.

How computer technology has helped to advance scientific knowledge?

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What invention led to the invention of DVDs?

• PDAs

• plasma televisions

• radio

• CDs

Give 2 examples of technology you find in your home that have improved the health of humans. How each one has benefited humans?

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Which invention made it possible for many more people to buy cars?

• the creation of a tree that grows money

• the assembly line

• gasoline powered motors

• manufacturing computers

Which of these led to the invention of the assembly line?

• bycycles

• computer

• automobile

• microwave

During World War I and II, inventors worked to make airplanes faster and safer for fighting in wars. How did the airplane, like the one shown, lead to new technology that has benefited humans?

• the technology led to the development of a faster steam engine

• the technology was used to develop commercial airliners

• the technology was used to develop magnetic force technology

• the technology led to the development of an energy-efficient electric engine

How does a scanning electron microscope help people see objects never seen before?

• it uses a beam of electrons to study an object's surface

• it uses a computer network to magnify images

• it uses a proton and electron ray to scan the image

• it uses a computer to link a number of optical microscopes

Which invention made it possible for computers to process information very quickly and made computers more affordable?

• UNIVAC

• the vacuum tube

• the microchip

• internet