6.MS-ETS2-2 Material Choice

This chair is made from acrylic. Why is this a good choice based on its properties?

• It can be heated and shaped to fit the body as it is malleable.

• It scratches easily so is not to hard

• It is shiny and looks good

• The material is translucent and it is aesthetically pleasing

A pizza box is made from corrugated cardboard. Why is this the best choice for packaging pizzas?

• It is lightweight so the delivery guy can carry it

• It is very hard and can resist dents

• It is weatherproof in case of rain

• It keeps the heat in and the cardboard is stronger and more supportive

What properties would you look for in materials when making a kite?

• flexible

• light

• strong

• malliable

What material is suitable to make a child toy?

• glass

• plastic

• metal

• ceramic

Gold can be hammered into flat sheets until the desired shape of jewelry is obtained. This property is called

• ductility

• plasticity

• malleability

• awesomeness

Copper has been used in electrical wiring since the invention of the electromagnet and the telegraph in the 1820's. What property explains why?

• conductivity

• hardness

• flexibility

• ductility

Heat insulation, durable, lightweight, corrosion resistant, and water proof

• glass

• metal

• ceramic

• plastic

A bouncy ball is thrown to the floor. It deforms, then returns to its original shape. it is made of which material.

• rubber

• plastic

• glass

• wood