IT QUIZZ BY ASH

What is the SI unit of force?

• Watt (W)
• Pascal (Pa)
• Joule (J)
• Newton (N)

Which of the following is an example of a non-contact force?

• Frictional force
• Gravitational force
• Tension force
• Magnetic force

In the absence of air resistance, if an object is dropped from a height, what will happen to its velocity?

• The velocity will remain constant as it falls.
• The velocity will decrease as it falls.
• The velocity will fluctuate randomly as it falls.
• The velocity of the object will increase as it falls.

Which of the following statements about energy is correct?

• Energy cannot be created or destroyed, only transformed.
• Energy can only be destroyed, not transformed.
• Energy is a finite resource that will eventually run out.
• Energy can be created from nothing.

The period of a simple pendulum depends on:

• The mass of the pendulum
• The length of the pendulum and the acceleration due to gravity.
• The shape of the pendulum
• The color of the pendulum

Which of the following is NOT a type of electromagnetic wave?

• Sound wave
• Infrared wave
• Microwave
• Radio wave

What is the formula for calculating the kinetic energy (KE) of an object?

• KE = m * v
• KE = 0.5 * m * v^2
• KE = 0.5 * m * v
• KE = m * v^2 / 2

Which law of motion states that every action has an equal and opposite reaction?

• Newton's First Law of Motion
• Newton's Second Law of Motion
• Law of Universal Gravitation
• Newton's Third Law of Motion

What is the value of acceleration due to gravity near the surface of Earth?

• 9.00 m/s²
• 10.5 m/s²
• 8.0 m/s²
• 9.81 m/s²

Which of the following waves requires a medium to travel?

• Radio waves
• Light waves
• Electromagnetic waves
• Sound waves