What is technology?
anything that people make or do that changes the natural world
What is the purpose of the design process?
to find a solution to a problem
What evidence supports the claim that a scale in the produce department at a grocery store is technology?
a. it can measure things
b. Scales are made by people and are not found in the natural world.
c. Scales are not technology
b. Scales are made by people and are not found in the natural world.
Which of these technologies can transport people the farthest distance in the shortest amount of time?
a. an airplane
b. a bicycle
c. a bus
a. an airplane
Engineers designed plans to make freezers for food. What main problem did freezing food solve?
how to keep food fresh
What main problem did zippers solve?
Two pieces of cloth can be held together
How can students solve the problem of how to get in and out of their tree house?
a. build a rope ladder
b. climb up the branches
c. make the tree smaller
a. built a rope ladder.
Hannah has designed and built her first bench. Which steps of the design process will she use now?
Test and improve a prototype. Redesign.
Rodrigo plans and makes a bird feeder. He puts the bird feeder in his yard, but the birds cannot get food because of the small hole in the feeder. Which should Rodrigo do next?
a. communicate
b. plan and build
c. redesign
c. redesign
Engineers designed a machine that will decrease air pollution. What is the main purpose of telling others about this machine?
to help other people solve the same problem
Which object in a train station is not technology?
a person
A scientist decides to design and sell a new kind of broom called the Sweepy. What should the scientist do first?
c. make a prototype of the Moppy
Kyla and Kyra are preparing to build a bird house. Which steps of the design process will they use before they start building their bird house?
Find problems. Plan and build a prototype
Jack made a paper bag to hold his books. When he put his books in it, the bottom of the bag ripped, and the books fell out. What claim tells what he could do to improve the design?
He could add a layer of paper to the bottom of the bag.