Physic's class quiz

Which of Newton's Laws states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force?

• First Law

• Second Law

• Third Law

What is the unit of electric current?

• Volt

• Ampere

• Ohm

According to the Second Law of Thermodynamics, in which direction does heat flow spontaneously?

• From colder to hotter objects

• From hotter to colder objects

• Heat does not flow spontaneously

What is the formula for calculating the force applied to an object, according to Newton's Second Law of Motion?

Which of the following is not a fundamental force in physics?

• Gravitational force

• Electromagnetic force

• Frictional force

What is the principle behind electric generators?

• Electrostatic induction

• Electromagnetic induction

• Photoelectric effect

What does the Third Law of Thermodynamics state about the entropy of a perfect crystal at absolute zero temperature?

• It is at its maximum

• It is at its minimum

• It remains constant

Which of Newton's Laws explains the principle of action and reaction?

• First Law

• Second Law

• Third Law

What is the phenomenon of splitting a nucleus into two or more smaller nuclei called?

• Fusion

• Fission

• Radioactivity

What is the SI unit of resistance?

• Ohm

• Ampere

• Volt