
Atomic Structure and Fundamental Particles

Interactive Video
•
Physics, Chemistry, Science
•
6th - 8th Grade
•
Hard

Patricia Brown
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three fundamental particles that make up an atom?
Protons, neutrons, and photons
Protons, electrons, and neutrons
Electrons, neutrons, and positrons
Protons, electrons, and quarks
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the uniqueness of an element determined?
By the number of protons
By the atomic mass
By the number of neutrons
By the number of electrons
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the atomic number of an element?
The number of neutrons in an atom
The number of electrons in an atom
The total mass of an atom
The number of protons in an atom
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of electrons in an atom?
They provide mass to the atom
They create an electron cloud around the nucleus
They determine the atomic number
They form the nucleus
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do electrons move around the nucleus?
Due to gravitational force
Because they are heavier than protons
Due to the electric force between protons and electrons
Because of their positive charge
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a free electron approaches a proton?
They become part of the same atom
They form a new element
They repel each other
They create a neutron
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would happen to protons without neutrons?
They would attract each other
They would remain stable
They would form a new element
They would push each other out of the atom
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What force holds the nucleus together?
Gravitational force
Magnetic force
Electric force
Strong nuclear force
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would the universe be like without neutrons?
Protons would not exist
Atoms would have no electrons
Everything would be hydrogen
All elements would be stable
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