What is Space Travel?

1.How does a rocket take off to go into space?

• A rocket is a spacecraft or vehicle launched by a group of scientists as a part of space missions.
• A rocket always moves in a projectile path to reach space.
• The rocket moves when it gets a thrust from its engine.
• A rocket has to travel 17600 miles per hour to reach the orbit of the Earth.

2.Describe the longest mission in space.

• Valery Polyakov did the longest space mission.
• He spent 437 days in space.
• The mission he worked on started in January 1994 and continued up to March 1995.
• He orbited the Earth almost 7000 times and did many research and medical experiments during his space travel.

3.What is the function of radio waves in space?

• There is no atmosphere in space; hence, sound waves cannot travel into space.
• Astronauts use radio waves to communicate with each other in space.

4.What is a spacesuit?

• A space suit is a type of clothing that astronauts use during space travel.
• This suit helps astronauts to survive in extreme temperatures.
• Space suits have small water tanks which store drinking water.
• The head gears of space suits protect astronauts from sunlight and space dust.
• All space suits are provided with backpacks. These hold oxygen gas for breathing.

5.What is a SAFER?

• A SAFER is a space tool which is provided with space suits.
• SAFER has many built-in thruster jets.
• If an astronaut is floated away from the spaceship, SAFER helps the person to fly back.

6.What are the differences between a rocket and a spacecraft?

The differences between a rocket and a rocket and a spacecraft are given below:

7.What is Apollo Mission?

• The Apollo Mission is a human spacecraft programme conducted by NASA.
• The most important part of this mission was sending astronauts to the Moon.
• The mission was successfully executed when Apollo 11 took Neil Armstrong and Buzz Aldrin to the Moon, and eventually, they landed on the lunar surface.