2nd Grade Science Unit 1

Connect the steps to the correct step in the design process.

• Step 1:

• Test and Improve

• Step 3:

• Define a problem

• Step 5:

• Communicate

• Step 2:

• Redesign

• Step 4:

• Plan and build

Fill in the blank: An ______ is a person who uses math and science to define and solve problems.

• engineer

• artist

• teacher

• doctor

Fill in the blank: A ______ is a set of steps that helps an engineer define a problem and plan, test and share a solution.

• design process

• random process

• trial and error

• guesswork

Fill in the blank: A ______ is an answer to a problem.

• solution

• question

• problem

• issue

Fill in the blank: ______ is a good feature.

• strength

• weakness

• flaw

• deficiency

Fill in the blank: ______ is a flawed feature.

• Strength

• Advantage

• Weakness

• Benefit

Why is it important to test and improve a design?

• To ensure it meets requirements

• To increase costs

• To delay the project

• To reduce quality

Which step of a design process is the girl doing?

• Define a Problem

• Plan and Build

• Test and Improve

Sam makes a ramp. He puts toy cars on it, but the ramp does not work well. What is Sam’s next step?

• Plan and Build

• Test and Improve

• Redesign

Which step of a design process are the children doing?

• Define a Problem

• Plan and Build

• Test and Improve