Re-Test Comprehension

Explain the main reason why space junk is dangerous to spacecraft and satellites. Use evidence from the text to support your answer.

• 
  

• Space junk emits harmful radiation.

• Space junk moves at high speeds and can cause significant damage upon impact

• Space junk interferes with radio signals

• Space junk is corrosive and damages the surface of spacecraft.

Tags

CCSS.RI.4.2

CCSS.RI.5.2

CCSS.RI.6.2

CCSS.RL.5.2

CCSS.RL.6.2

Summarize the measures that countries have agreed to in order to minimize space junk.

• • Countries have agreed to launch fewer satellites each year.

• • Countries have agreed to retrieve their space tools after 25 years.

• • Countries have agreed to limit the time their space tools stay in orbit to 25 years and ensure they fall safely into the Earth's atmosphere to burn up.

• Countries have agreed to replace old satellites with new ones every 25 years.

Tags

CCSS.RI.4.9

CCSS.RI.5.9

CCSS.RL.4.2

CCSS.RL.5.2

CCSS.RL.6.2

Discuss why Marco Castronuovo believes that addressing the space junk issue is urgent. Provide evidence from the text to support your explanation.

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• • A. Because fewer objects are being sent into space.

• • B. Because the space junk problem is already solved.

• • C. Because the amount of space junk is decreasing.

• D. Because more objects are being sent into space, increasing the amount of space junk and making the problem harder to manage.

Tags

CCSS.RI.4.8

CCSS.RI.5.8

CCSS.RI.6.8

CCSS.RL.4.5

CCSS.RL.6.1

How does the author use evidence to support the claim that space junk is a growing problem. Identify specific pieces of evidence used in the text.

• • A. The author provides data on the amount of space junk and cites incidents that increased space debris, as well as expert opinions stressing the urgency of the issue.

• • B. The author discusses the advantages of having space junk.

• • C. The author presents fictional scenarios about space junk.

• D. The author avoids using any data or expert opinions

Analyze the effectiveness of different proposed solutions for cleaning up space junk. Which solution do you think is the most likely and why?

• • A. The Chinese method of blowing up satellites with missiles.

• • B. The German mission using robots to collect space trash and bring it back to Earth for safe destruction.

• • C. Launching more satellites to push space junk out of orbit.

• D. The English metal harpoon that pulls space trash into the Earth's atmosphere to burn up

Describe the outcome of the 2009 collision between a working U.S. satellite and a non-functioning Russian satellite.

• • A. The collision caused both satellites to return safely to Earth.

• • B. The collision caused the satellites to malfunction but did not create debris.

• • C. The collision caused the satellites to break into more than 2,000 pieces of space junk.

• D. The collision had no significant impact on the space environment

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

Explain how the 2007 Chinese satellite explosion contributed to the space junk problem and compare it to the 2009 satellite collision.

• • A. Both incidents resulted in a decrease in space junk.

• • B. Both incidents created thousands of smaller pieces of space junk.

• • C. The 2007 explosion reduced space junk, while the 2009 collision increased it.

• D. The 2007 explosion had no impact on space junk, while the 2009 collision increased it.