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The first problem for all of us, men and women, is not to learn, but to unlearn - Gloria Steinem

The act of unlearning is an excellent form of learning. Infact, you will need the skills of unlearning if you intend to become an expert in your desired field.

Do yourself a favor by unlearning, learning and re-learning on a daily basis

If you don't design your own life plan, chances are you'll fall into someone else's plan. And guess what they have planned for you? Not much - Jim Rohn

There's something special about you. It doesn't matter whether you work for a company or someone; what matters is the amount of investment you've made on yourself.

Investing in yourself is the best life plan you can design for your future

Smile - Len Academy

Peace begins with a 😊 smile ☺️ - Mother Teresa

Never underestimate the power of your smile. It can lift up the depressed, improve the mood of the downtrodden and even discourage a suicidal attack. Also remember that your smile makes you more πŸ€— beautiful πŸ˜‡

Smile always for our own good and the good of others


An 🍎 apple 🍎 falling from a tree has an unbalanced force.

  • A. True

  • B. False

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Force is a quantity measured in _____.

  • A. Kilogram

  • B. Gravity

  • C. Incandescence

  • D. Meter per second square (ms-1)

  • E. Mole

  • F. Newton

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Heat transfer indicates two systems of varying temperatures and will always be transferred from a region with lower temperature to another with higher temperature.

  • A. True

  • B. False

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Heat can be created.

  • A. True

  • B. False

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Temperature is defined as the measure or ability of an object or substance to transfer heat energy to another object or substance.

  • A. True

  • B. False

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Which of the following statement is incorrect concerning gravity?

  • A. It is a natural force of attraction

  • B. The earth is spherical in shape and we don't fall off it due to gravity

  • C. The amount of gravity is the same all around the spherical earth

  • D. Earth's gravity affects the satellites

  • E. Gravity is affected by size and closeness of objects

  • F. In an ideal space environment, gravity is absent

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If two bodies are in thermal equilibrium with another body, then they are also in equilibrium with each other.

The above statement is the _____ law of thermodynamics.

  • A. Zeroth

  • B. First

  • C. Second

  • D. Third

  • E. Fourth

  • F. Fifth

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Which of the following is a derived unit?

  • A. Kelvin

  • B. Meter

  • C. Newton

  • D. Candela

  • E. Mole

  • F. Ampere

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The following are fundamental quantities except _____.

  • A. Power

  • B. Electric Current

  • C. Amount of Substance

  • D. Temperature

  • E. Time

  • F. Length

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When a car moves at a speed in a given direction, its referred to as _____.

  • A. Speed
  • B. Velocity
  • C. Momentum
  • D. Inertia
  • E. Acceleration
  • F. Constant Acceleration

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The rate of change of momentum is proportional to the applied force and will take place in the direction of that force.

The above statement is attributed to _____.

  • A. Albert Einstein

  • B. Isaac Newton

  • C. Galileo Galilei

  • D. Neils Bohr

  • E. Ernest Rutherford

  • F. Marie Curie

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The Law of Inertia is also referred to as _____.

  • A. 1st Law of Thermodynamics
  • B. 2nd Law of Thermodynamics
  • C. 3rd Law of Thermodynamics
  • D. Newton's 1st Law of Motion
  • E. Newton's 2nd Law of Motion
  • F. Newton's 3rd Law of Motion

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The process whereby the velocity of an object increases and decreases over a period of time is best associated with the term _____.

  • A. Speed
  • B. Velocity
  • C. Momentum
  • D. Constant Velocity
  • E. Acceleration
  • F. Average Velocity

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The rate of motion is best referred to as _____.

  • A. Speed
  • B. Velocity
  • C. Momentum
  • D. Inertia
  • E. Acceleration
  • F. Constant Velocity

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Consider this expression below:

A body X exerts a force FX on another body Y. In return, body Y exert a force FY back on body X. The forces FX and FY are equal in magnitude but opposite in direction.

Putting the above expression into equation:

FX = -FY

Where FX is the action force

FY is the reaction Force

The above expression relates to _____.

  • A. Theory of Force
  • B. Force Postulate
  • C. Einstein's proposal on Relativity
  • D. Newton's 1st law of motion
  • E. Newton's 2nd law of motion
  • F. Newton's 3rd law of motion

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The tendency of a body to remain in a state of rest or in uniform motion is referred to as _____.

  • A. Tension
  • B. Uniform acceleration
  • C. Constant acceleration
  • D. Deceleration
  • E. Inertia
  • F. Velocity

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A change in the position of an object with reference to time is best described as _____.

  • A. Momentum
  • B. Displacement
  • C. Velocity
  • D. Acceleration
  • E. Direction
  • F. Motion

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The saying 'what goes up on earth must come down' can be best attributed to _____.

  • A. Force
  • B. Motion
  • C. Mass
  • D. Acceleration
  • E. Average velocity
  • F. Constant velocity

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We have _____ laws of Thermodynamics.

  • A. 1
  • B. 2
  • C. 3
  • D. 4
  • E. 5
  • D. 6

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Which Scientist successfully discovered the theory of special relativity?

  • A. Albert Einstein
  • B. Isaac Newton
  • C. Galileo Galilei
  • D. Neils Bohr
  • E. Ernest Rutherford
  • F. Marie Curie

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Total Questions (22) Paged

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Physics topics

Derived Units: Similarities and Differences with Fundamental Units Gravity: Interesting facts on Gravity Relative Density of Substances and Specific Gravity Types of Heat Transfer: Conduction Types of Heat Transfer: Convection


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