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WorksheetsUnit 2 Chapter 3 Test
Total questions: 11
Worksheet time: 2hrs 50mins
Each step in the design cycle in important, engineers (a) follow the same exact steps in the same order.
Type always or never to make the sentence correct.
When engineers design something, they usually have multiple design goals.
True
False
A (a) is something you can see, hear, smell, feel or taste about an ingredient.
Type solid or property to make the sentence correct.
What are good properties of hair gel?
looks shiny and makes spikes
smelly and makes your hair fall out
What property would we want glue to have if we are using it for construction projects?
The property of being strong.
The property of being weak.
When engineers and scientist perform test, all test must be ______
fair
not the same
boring
When testing glue strength, partner A put their paper clip into a tiny bit of glue, but partner B put their paper clip into a lot of glue. Would their test be fair?
Yes, the test is fair because the glue is the same.
No, because different amounts of ingredients can make one stronger than the other.
When we combine two are more ingredients, the mixture can take on the properties of those ingredients.
True
False
A scientist should have ___________ of evidence to support the logic that the evidence is accurate.
only one source
many sources
There may be different solutions to a design problem. What should you do to help show which one better meets the design goal?
pick an answer out of a hat
test and compare the different solutions
What are our two design goals for the new glue we are designing?
