Explanation

Cosmic rays are high-energy particles, primarily protons and atomic nuclei, that travel through space at nearly the speed of light.

They originate from sources like supernovae and other cosmic events and can reach Earth from outside the solar system.

Explanation

Explanation

The use of "stone" as a weight unit is less common today but still used in certain contexts.

A stone is a unit of mass measurement in the British and English imperial systems.

It is equal to 14 avoirdupois pounds, or about 6.35 kilograms.

The symbol for stone is st. 

Explanation

If a plant has already become invasive in other regions.

It indicates a high potential to spread rapidly and outcompete native species in new environments as well.

Explanation

Warm-blooded animals maintain a high body temperature to enhance muscle efficiency and coordination.

It is supports faster and more effective movement.

This increased body temperature also helps in sustaining higher overall activity levels.

Explanation

During a fever, the increased body temperature can interfere with the normal functioning of the taste buds, leading to a reduced sense of taste or altered taste perception.

This is because taste buds function optimally at a normal body temperature, and fever can disrupt this balance.

Explanation

The volume of an atom is typically calculated using the atomic radius and the formula for the volume of a sphere (V = (4/3)πr³), where r is the atomic radius.

The atomic radius is the distance from the nucleus to the outermost electron orbital.

Explanation

Infected cells produce and release interferons, a type of cytokine.

These proteins interfere with viral replication and activate both innate and adaptive immune defenses.

It helping other cells boost their antiviral responses.

Explanation

Sulfur and nitrogen compounds in the atmosphere can combine with water and oxygen to form sulfuric acid and nitric acid, leading to acid rain.

Acid rain is a type of precipitation that contains high levels of sulfuric and nitric acid, which can harm the environment, infrastructure, and human health.

Explanation

"Carnivore" refers to an animal that primarily eats flesh.

Herbivores, which eat plants.

Omnivores, which eat both plants and meat.