
Exploring the World of Physics
Authored by debasu yirga
Physics
9th Grade

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who is known as the father of modern physics?
Albert Einstein
Isaac Newton
Galileo Galilei
Niels Bohr
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What branch of physics deals with the study of motion?
Thermodynamics
Mechanics
Quantum Mechanics
Electromagnetism
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the SI unit of length?
centimeter
millimeter
meter
kilometer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who formulated the laws of motion?
Albert Einstein
Niels Bohr
Galileo Galilei
Sir Isaac Newton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of thermodynamics?
The relationships between heat, work, temperature, and energy.
The exploration of biological processes in living organisms.
The analysis of electrical circuits and their components.
The study of chemical reactions and their rates.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between a scalar and a vector quantity?
A scalar has both magnitude and direction, while a vector has only magnitude.
A scalar is a type of vector that includes direction.
Both scalars and vectors have only magnitude.
A scalar has only magnitude, while a vector has both magnitude and direction.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of force in the International System of Units?
joule (J)
pascal (Pa)
watt (W)
newton (N)
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