Developing Models of Simple Molecules and Extended Structures

Quiz
•
Science
•
6th - 8th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The way the 92 elements in nature make up all matter is similar to how:
Gears make a clock tell time.
Letters of the alphabet make words.
Steel beams make different kinds of buildings.
Grains of sand come together to create a large beach.
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when an atom makes a connection with another atom?
Their increase in size makes them visible to the human eye.
The atoms create a more complex particle called a molecule.
The atoms become a single atom depending on which one is stronger.
They undergo a process that causes the to make copies of themselves.
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT true of a molecule?
All molecules have equally strong bonds.
A molecule is composted of at least two atoms.
All molecules are too small to be seen without aid.
A molecule forms after two atoms create a chemical bond.
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do scientists use models to portray molecules?
Scientists have no other way to see molecules
It is the only way they can provide proof for their work.
It makes important aspects of the molecule easier to see.
It is the only way they can figure out how to combine atoms
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT a method that scientists use to create models?
2D line-angle formulas
3D computer representations
3D ball-and-stick models
2D laffer curve model
Tags
NGSS.MS-ETS1-4
NGSS.MS-PS1-1
NGSS.MS-PS1-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one way scientists tell atoms apart when creating models since they all appear as round spheres?
They use different colors.
The use different shapes.
They assign each atom a number.
They limit the number of atoms they work with to eight.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are scientists able to tell molecules apart?
They use a special chemical solution
They have to test the molecules in a lab.
They are able to tell by the material molecules create.
They identify molecules based on their unique composition and structure.
Tags
NGSS.MS-PS1-1
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