There are a host of engineering problems that must be faced in order to safely transit astronauts to and from the moon. Key challenges include:
1. Takeoff
Generating enough force to escape Earth's gravity requires enormous energy.
2. Propulsion
Ensuring enough fuel is available to return to Earth.
3. Artificial Environment
Creating an artificial life support system for the occupants of the ship. This must supply oxygen, filter out surplus carbon dioxide, provide heating, radiation shielding and a perfect seal to protect the occupants from the cold vacuum of space.
4. Food and water
Ensuring enough supplies are packed to keep all the occupants alive during the multi-day trip.
Answer:
What does the 26th amendment deal with? Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof, or abridging the freedom of speech, or of the press; or right of the people peaceably to assemble, and to petition the government for a redress of grievances.
Explanation:
Answer:
Secondary source
Explanation:
We have two types of sources of information namely; Primary sources and secondary sources. Primary sources are documents or an event that happens when a researcher is at the field. Primary sources are first-hand accounts while the secondary sources are events that have occurred before or looking into the past.
From the above question, we can see that the princess is a researcher that wants to know the history of past princesses. The princess journal serves as a secondary source of information because it contains stories that have happened before.
Answer:
1. National Organization of Women was established by a group of feminists who were dedicated to actively challenging sex discrimination in society.
2. Equal Pay Act requires that men and women be given equal pay for equal work in the same establishment.
3. Glass Ceiling- a glass ceiling is a metaphor used to represent an invisible barrier that keeps a given demographic from rising beyond a certain level
Explanation:
