Question

question 21 (4 points)
identify and explain two areas of space exploration that are being pursued today.

question 22 (4 points)
describe an important safety consideration when operating an unmanned aircraft system.

question 23 (4 points)
passenger airlines redesign seats and cabins to fit more people in each airplane. describe a positive and a negative consequence that these changes have on the passengers.

Explanation:

Question 21: One area is the search for extraterrestrial life, which involves exploring planets and moons in our solar - system and beyond for signs of life. Another is the development of space habitats for long - term human presence in space, aiming to create livable environments in orbit or on other celestial bodies.
Question 22: One important safety consideration is maintaining communication links. Without a reliable connection, the operator may lose control of the unmanned aircraft, leading to potential crashes or other dangerous situations.
Question 23: Positive consequence: Lower ticket prices may result as airlines can accommodate more passengers, making air travel more affordable. Negative consequence: Reduced legroom and comfort due to the more crowded cabin can lead to a less pleasant travel experience for passengers.

Answer:

Question 21: Search for extraterrestrial life: Involves looking for signs of life on other planets and moons. Development of space habitats: Aims to create livable spaces for long - term human presence in space.
Question 22: Maintaining communication links is crucial to avoid loss of control.
Question 23: Positive: Lower ticket prices. Negative: Reduced passenger comfort.