Expedition 70

High school (ages 12+)
Space & Astronomy

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/expedition-70

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How big is Expedition 70?Expedition crews typically consist of 3 to 7 astronauts/cosmonauts
2. What is the orbital period?The ISS completes one orbit of Earth approximately every 90 minutes
3. What is the primary power source?Solar arrays generating electricity
4. Why did scientists study bone and muscle on the ISS during Expedition 70?They wanted to see how living in microgravity changes bone density and muscle mass, which helps plan future trips to Mars and helps people on Earth with bone problems.
5. How did Expedition 70 help people on Earth?The crew did experiments that learned about Earth’s climate, helped monitor disasters, and studied how plants grow in space, giving clues for better food and medicine.

Extravehicular Activity (EVA): Any activity performed by an astronaut outside a spacecraft, commonly referred to as a spacewalk.
Microgravity Research: Scientific experiments conducted in an environment with significantly reduced gravitational effects.
International Cooperation in Space: Collaborative efforts between multiple nations on space exploration and research projects.