Word building

1. The rapid             [develop, development, developing, developed] of technology has transformed our society in countless ways.

2. Thomas Edison was an           [invention, inventor, invent, invented] who is credited with inventing the phonograph, the motion picture camera, and the long-lasting electric light bulb.

3. The new gaming computer has a          [power, impower, powers, powerful] graphics card that can run the latest video games at the highest settings without any lag.

4. Christopher Columbus is known for his historic voyage in 1492, during which he set sail from Europe in search of a new route to Asia and instead             [discovered, discovery, discovering] the New World.

5. The increasing levels of air           [pollute, pollution, polluted] in cities around the world are a cause for concern for both public health and the environment.

6. The Marvel Cinematic Universe has become incredibly            [unpopular, population, popular] in recent years, with millions of fans eagerly awaiting each new installment in the franchise.

Steam locomotives were used in the past, but they ........ ........ today.

Science subjects .... ....... to be difficult to understand by many students.