Exploring the World of Physics

Who is known as the father of modern physics?

• Albert Einstein

• Isaac Newton

• Galileo Galilei

• Niels Bohr

What branch of physics deals with the study of motion?

• Thermodynamics

• Mechanics

• Quantum Mechanics

• Electromagnetism

What is the SI unit of length?

• centimeter

• millimeter

• meter

• kilometer

Who formulated the laws of motion?

• Albert Einstein

• Niels Bohr

• Galileo Galilei

• Sir Isaac Newton

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.

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.

What is the unit of force in the International System of Units?

• joule (J)

• pascal (Pa)

• watt (W)

• newton (N)

Who is credited with the discovery of electromagnetism?

• James Clerk Maxwell

• Michael Faraday

• Nikola Tesla

• Thomas Edison

What branch of physics studies the behavior of subatomic particles?

• Classical mechanics

• Quantum mechanics

• Electromagnetism

• Thermodynamics

What is the formula for calculating speed?

• Speed = Distance / Time

• Speed = Time / Distance

• Speed = Distance + Time

• Speed = Distance - Time