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?

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?

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