Atoms, Molecules, and Chemical Bonds
Authored by Patrick Cochrane
Science
7th Grade
MS-PS1-1 covered
Used 4+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a molecule?
A particle made up of 20 atoms
A representation of an object
A group of atoms connected by chemical bonds
A complex particle made of two or more elements
Tags
MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are atoms joined together to form molecules?
Through chemical bonds
Through physical forces
Through electromagnetic waves
Through gravitational attraction
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MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What holds atoms together in a molecule?
Chemical bonds
Physical bonds
Electromagnetic bonds
Gravitational bonds
Tags
MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are models used for in chemistry?
To visualize molecules
To represent objects
To depict atoms as spheres
All of the above
Tags
MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do scientists portray molecules in models?
By using different colors for different elements
By using spheres to represent atoms
By using sticks to represent chemical bonds
All of the above
Tags
MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using models to represent molecules?
To show the different atoms in a molecule
To depict molecules in a visual way
To quickly identify the shape of a molecule
All of the above
Tags
MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do scientists often represent atoms and bonds in 2D drawings?
Atoms are depicted with their atomic symbol and bonds are shown with lines
Atoms are depicted as round balls and bonds are shown as narrow sticks
Atoms are depicted with their atomic symbol and bonds are shown as narrow sticks
Atoms are depicted as round balls and bonds are shown with lines
Tags
MS-PS1-1
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