Unit 2 Lesson 1 Check

1. Why do scientists follow the design process?

• to find solutions to problems

• to understand how the Earth is formed

• to practice taking measurements

• to use the same solution for everyday problems

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2. What is the purpose of a prototype? 

• to gather data

• to identify a problem

• to communicate results

• to test a design

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3. What problem did adding air conditioning to cars solve?

• The radio got too hot in the car.

• People got too cold in the car in the winter.

• People got too hot in the car in the summer.

• The engine got too hot in the car.

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4. Which problem does building this bridge solve?

• Roads must be built.

• People need to cross water when driving.

• Drivers want their cars to travel longer on the same tank of gas.

• Drivers of two cars need to drive on the same road.

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5. Engineers design a plan and then test a prototype. Their data show that the prototype is not working. What will the engineers do next?

• communicate their results

• start from the beginning

• improve the deisgn and test again

• change the data to show that the protype worked

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6. What problem did cellular phones solve?

• Being able to have something to hold

• Being able to yell at people over long distances

• Making it easier to talk to people who are far away

• Being able to play games while waiting in line

7. Scientists created a car that could run on banana peels. When they tried to drive it, it made loud and weird noises. What step would the scientists need to do next?

• Communicate your results and offer it for sale

• Redesign the prototype and test it again

• Scrap it and start over again

• Decide what problem you need to solve

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8. Miss Feeser designed a microwave that fits into the car, and you can take on road trips. She tested her prototype and redesigned it. The microwave now works perfectly in her car. What is her next step?

• Find a solution to the problem

• Share her design with others and communicate with others

• Redesign it again

• Plan and build a prototype

9. Which is a good way for Miss Feeser to communicate her results of the microwave she created for her car ?

• write an opinion piece on her blog about it

• TikTok or YouTube video about her invention

• Bring her prototype to school

• Share using graphs, tables, and drawings of her prototype

10. What problem does expanding a road solve?

• Causes accidents

• Makes sure people need to replace their tires more often.

• Allow for more cars to use the road.

• Limit the number of cars on the road.