Atoms and Molecules
Authored by Saranya Gunasekaran
Chemistry
9th Grade
NGSS covered
Used 1K+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which correctly describes the smallest amount of an element?
Atom
Molecule
Compound
Proton
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
How would H2O be classified? Check all that apply.
Atom
Molecule
Compound
Tags
NGSS.HS-ESS2-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would O2 be qualified. Check all answers that apply.
Atom
Molecule
Compound
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does conservation of matter mean?
Matter cycles through an ecosystem and 10% is lost as you move through each trophic level.
Matter cannot be created, but can be destroyed.
Matter cannot be created nor destroyed, and cycles through ecosystems.
Matter and energy both move through ecosystems with 100% efficiency.
Tags
NGSS.MS-LS2-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does conservation of matter mean?
Matter cycles through an ecosystem and 10% is lost as you move through each trophic level.
Matter cannot be created, but can be destroyed.
Matter cannot be created nor destroyed, and cycles through ecosystems.
Matter and energy both move through ecosystems with 100% efficiency.
Tags
NGSS.MS-LS2-3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an element?
A pure substance that cannot be broken down.
Two atoms bonded together.
Two or more different types of atoms bonded together.
An molecule with an unequal distribution of charge.
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are atoms composed of?
Protons and electrons.
Protons, neutrons, and electrons.
Neutrons and electrons.
Ions, elements, and compounds.
Tags
NGSS.MS-PS1-1
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