If a design does not meet all of the design goals, then Engineers go back to the _________ phase.

• making

• testing

• planning

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

Engineers make sure they meet their __________ goals. They do the best they can to meet at least some of the other goals.

• least important

• most important

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Engineers who design mixtures may have many failures, but they eventually get closer and closer to making a mixture that meets their design goals.

• true

• false

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4

A Scientist should have multiple pieces of evidence to support their claim. What are good sources of evidence?

• observations

• test results

• handbooks

• no sources

• you do not need evidence

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-1

NGSS.HS-PS2-5

Scientists may be able to use the known properties of a mixture to make a conclusion about which ingredients are in the mixture. If a dessert is pink, sweet and has a light, airy texture what ingredient might be in it?

• dark chocolate

• strawberries

• blue food coloring

If you add chocolate syrup to a mixture, what is the effect on the mixture?

• thin and fizzy

• sweet, thick, and a brownish color

Tags

NGSS.MS-PS1-2

Engineers ___________ their ideas and accomplishments with others.

• share

• don't share