Unit 7.2 Test Review (Open Sci Ed)
Authored by Ava Ferringer
Science
7th Grade
NGSS covered
Used 2+ times
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41 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes an exothermic reaction?
Feels cool, energy enters the reaction system
Feels warm, energy exits the reaction system
The things we do to make our solution the best or ideal
Desired features or standards that your design should meet
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a prototype?
A final version of a product
An early model or version of a product, service, or idea
A chemical reaction that releases energy
A list of desired features for a design
Tags
NGSS.MS-ETS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean to optimize a solution?
To create an early model of a product
To make our solution the best or ideal
To identify the standards a design should meet
To add energy to a reaction system
Tags
NGSS.MS-ETS1-1
NGSS.MS-ETS1-4
NGSS.MS-ETS1-2
NGSS.MS-ETS1-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a chemical reaction feels cool to the touch, what type of reaction is it most likely to be?
Exothermic
Endothermic
Prototype
Criteria
Tags
NGSS.MS-PS1-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does energy flow in an exothermic reaction?
From the surroundings to the system
From the system to the surroundings
Only within the system
Only within the surroundings
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-5
NGSS.MS-PS3-3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is creating a prototype important in the design process?
It is the final product
It helps test and improve ideas before finalizing a solution
It sets the standards for the design
It adds energy to the system
Tags
NGSS.MS-ETS1-4
NGSS.MS-ETS1-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of "constraints" in the context of design?
The factors that limit or restrict your design options
The materials used in your design
The steps needed to build a model
The people who test your design
Tags
NGSS.MS-ETS1-1
NGSS.MS-ETS1-2
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