Basic Electricity Concepts
Authored by Karina Salazar Chamlati
Engineering
9th Grade
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the smallest unit of matter that has the characteristic properties of a chemical element?
Molecule
Atom
Proton
Electron
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the smallest unit into which matter can be divided without releasing electrically charged particles?
Molecule
Atom
Proton
Neutron
3.
MATCH QUESTION
30 sec • 1 pt
Match each part of the atom with its correct description.
The region where electrons are likely to be found orbiting the nucleus.
Proton
A negatively charged particle found in the electron orbit.
Nucleus
A positively charged particle found in the nucleus.
Electron Orbit
The central part of the atom containing protons and neutrons.
Electron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which subatomic particle orbits around the nucleus of an atom?
Proton
Neutron
Electron
Nucleus
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which subatomic particles are found inside the nucleus of an atom?
Electrons and Protons
Protons and Neutrons
Neutrons and Electrons
Protons and Electron Orbits
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of the atom's mass is represented by the nucleus?
50%
75%
99.99%
100%
7.
DROPDOWN QUESTION
30 sec • 1 pt
The charge of a proton is (a)
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