Answer:
Well humans tame dogs and other animals as pets to keep them company, some animals are for mentally challenged or need help. So i would say that they benifit us alot.
Explanation:
Answer:
Aircraft - The air force became one of the most important parts of the military during World War II. Whoever had control of the air, often won the battle on the ground. Radar - Radar was a new technology developed right before the war. It used radio waves to detect enemy aircraft.
Explanation:
Answer:
what happens to the writer in the story
Black holes can indeed move through space. ... Astronomers know about the rapid motion of this black hole because it has a nearby companion star that's slowly being pulled apart by the gravity of the black hole.
