Materials Engineering

A new kind of sponge is being designed by a team of engineers. Which of these might be a criterion for this project?

• There is a budget of $50,000 to spend

• The project has a deadline of January 1, 2024

• The sponge must hold at least three times its mass in water

• Styrofoam cannot be used to make the sponge

Tags

NGSS.MS-ETS1-1

Which of these is considered a porous material?

• aluminum foil

• paper

• stainless steel

• hard plastic

The goal of engineering new materials is to create materials with properties that are ______ the original materials.

• better than

• the same as

• unrelated to

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Which of these properties would be considered useful for designing an athletic sneaker?

• very low melting point

• low flexibility

• high flexibility

• very high weight

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-1

What are they?

• metals

• equipment

• a sieve

• a magnet

Tags

NGSS.MS-PS1-1

What are they?

• metals

• equipment

• a sieve

• a magnet

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-4

NGSS.MS-PS1-2

What are they?

• metals

• equipment

• a sieve

• a magnet

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Choose the correct option:

• Glass isn't transparent and rigid.

• Glass is bendy and soft.

• Paper is transparent.

• Glass is transparent and rigid.

Tags

NGSS.MS-PS4-2

Even for materials that have existed for many years, engineers may still try to find ways to create those materials more cheaply and easily.

• True

• False

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-4

Which of these is not an example of a way in which particles can be rearranged to create new materials?

• heating or melting materials

• cooling or freezing materials

• mixing liquid materials together

• painting materials a different color

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-5