Answer Key:
1. 2,000 gallons
found on page 6, We Heart Rats!
2. more than 1,200
found on page 4, Hello, Stranger!
3. Laura Amy Schlitz
found on page 2, Success Stories
4. midsummer
found on page 3, Power Struggle
5. valves
found on page 6, We Heart Rats!
6. solar panels
found on page 4, Messenger’s High-Tech Tools
7. once every 88 Earth days
found on page 5, More About Mercury
8. 1996–2001
found on page 3, A Dark History
Vocabulary Challenge!
1. E
2. G
3. J
4. B
5. I
6. M
7. C
8. D
9. F
10. L
11. H
12. A
13. K
Get Writing!
Answers will vary, but we would love to read students' responses. You can send them to WRNews@weeklyreader.com.