U2 Ch3 Properties of Materials

Gelatin can make a mixture _____.

Mixtures can be designed for certain purposes by using ingredients with certain properties.

To _____ is to try to make something new that solves a problem.

_____ may have some of the properties of their ingredients.

When two or more ingredients are combined, the mixtures can take on the properties of those ingredients.

Engineers usually have multiple design goals.

Gelatin can hold ingredients in a mixture together.

What might be good properties of hair gel?

Engineers _____ follow the same exact steps in the same order.

When testing glue strength, would it be fair if each sample had a different amounts of glue.

Our design goals are to make a glue that is sticky, strong, and _____.

Glue should be sticky and _____ if you are using it for construction projects.

Heating and cooling can change the properties of ingredients that are mixed to make glue.

A _____ is a proposed answer to a question.

An _____ is a person who uses science knowledge to design something in order to solve a problem.

A _____ is something you can see, smell, hear, feel, or taste about an ingredient.