Chapter 2 Science Review

What is the first step of the design process?

• Construct a prototype.

• Identify a problem to be solved.

• Do Research

• Develop possible solutions.

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NGSS.MS-ETS1-1

A scientist uses what he knows to modify a wedge. The new invention will help keep roads clear of ice and snow in winter. What did the scientist develop?

• a new scientific method

• a new technology

• a new inquiry

• a new design process

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NGSS.MS-ETS1-1

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Which simple machine helps you to hold things together?

• a screw

• a wheel and axle

• a pulley

• an inclined plane

What can you do with a lever?

• hold two boards together

• slice through an object

• turn an axle

• lift up a box

Tags

NGSS.MS-PS2-2

Which of the following is an example of work?

• solving a math problem

• reading a book

• pushing on a bike pedal

• pushing a rock that does not move

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NGSS.MS-PS3-5

An inventor decides on a solution to a problem. What happens next?

• He does research.

• He designs a prototype.

• He redesigns the prototype

• He communicates his results.

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NGSS.MS-PS1-6

Which word means: the use of a force to move an object across a distance?

• lever

• work

• inclined plane

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NGSS.MS-PS3-5

Which word means: the use of science knowledge to invent tools and new ways of doing things?

• screw

• design process

• technology

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NGSS.MS-ETS1-4

NGSS.MS-PS3-3

Which word means: to look for facts about something?

• prototype

• technology

• research

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NGSS.MS-LS2-1

Which word means: a step-by-step method used to solve a problem?

• pulley

• design process

• research

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NGSS.MS-ETS1-2

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