Explanation

Explanation

Explanation

• Manu gives a list of the items presented in the restaurant.
• Similarly, a catalogue lists the books present in a library.

Explanation

If you find yourself debating whether to use “was” or “were” in a sentence, it’s likely that you’re dealing with an unreal conditional sentence. As a refresher, an unreal conditional sentence expresses events that are hypothetical or improbable.

Explanation

An adverb is a word or an expression that modifies a verb, adjective, another adverb, determiner, clause, preposition, or sentence

Explanation

Short-sightedness is caused due to elongation of the eyeball

 It also may result when the curve of the cornea is too steep. 

The messages sent from the retina to the brain are perceived as blurry

Explanation

Spherical shape is because drop always tends to acquire minimum surface area due to the surface tension, and for a given volume, the surface area of sphere is minimum.

Explanation

Solids have a high degree of elasticity, which means they can return to their original shape after deformation.

This property allows sound waves to travel more efficiently and quickly through solids

Because the particles are tightly bound and can transmit vibrations rapidly.

Explanation

The chairperson  is the presiding officer of an organized group such as a board, committee, or deliberative assembly.

Explanation

Due to high salt in the sea water the density of the seawater is higher as compared to river water. So as the density increases the buoyant force also increases.

It is easier to swim in sea water than in river water because we observe more buoyant force in sea water due to its hardness than in river water.