The series is a geometric progression where each number is multiplied by 2. The next number is 56 * 2 = 112.

Shape B follows the sequence logically based on the previous shapes.

The differences are 3, 5, 7, which increase by 2 each time. 18 + 8 = 26.

These are prime numbers: 2, 3, 5, 7, next is 11.

A philatelist is someone who collects and studies postage stamps.

An architect is a professional who designs buildings and other structures.

An entomologist is a scientist who studies insects.

A chef is a professional cook, skilled in the culinary arts.

An archaeologist studies human history and prehistory through excavation and analysis of artifacts.

A sociologist studies the development, structure, and functioning of human society.

A psychologist is a professional who studies mental processes and human behavior.

An entomologist is a scientist who studies insects.

A psychologist is a professional who studies mental processes and behavior.

An astronomer is a scientist who studies celestial bodies such as stars and planets.

A geologist is a scientist who studies the solid Earth and its processes.

An explorer is someone who travels to discover new places.

A composer is someone who creates and writes music.

A dramatist is a playwright, someone who writes plays.

'Benevolent' means well-meaning and kindly, while 'malevolent' means having a wish to do evil.

'Diligent' means hardworking, so the opposite is 'lazy'.

'Optimistic' means hopeful about the future, while 'pessimistic' means expecting the worst.

'Transparent' means allowing light to pass through, while 'opaque' means not able to be seen through.

The past tense of 'run' is 'ran'.

The pH level of pure water is 7, which is considered neutral.

Acidic solutions have a pH range of 0 to 7.

A neutral solution has a pH value of 7, which is neither acidic nor basic.

The plural form of 'child' is 'children'.

A zero error occurs when an instrument does not read zero when it should, often due to incorrect calibration.

The primary cause of tides on Earth is the gravitational pull of the moon.

Insulators are materials that prevent the flow of electricity.