An Object with a Mass of 8 Kg Is Dropped

question 77

Multiple Choice

An object with a mass of 8 kg is dropped and takes 5 s to hit the ground. Then another object with a mass of 16 kg is dropped from the same point. How long does it take to hit the ground?

• A) 5 s
• B) 10 s
• C) 3 s
• D) 25 s
• E) 125 s

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Definitions:

Nearsighted

A condition in which close objects appear clearly, but distant objects are blurry, also known as myopia.

Light Focuses

Refers to the convergence, bending, or direction of light rays to a point, which is fundamental in optics for creating images in cameras, telescopes, and the human eye.

Retina

A thin layer of tissue at the back of the eye that contains cells sensitive to light, which convert images into electrical signals sent to the brain.

Receptors

are specialized cells or proteins that detect and respond to external signals such as chemicals, light, or pressure.