A Long Friendship: teacher key

Dogs, grade 3 edition, written for 3rd grade. Dogs came from wolves and have lived with people for at least 14,000 years. Read about what dogs can do and a famous run of sled dogs.

Read the book. Print this page for the key.

Questions and answers

1. What is the dog family called?
   • Mushers
   • Canids (answer)
   • Pods
2. How many times bigger is the smell part of a dog's brain than a person's?
   • About 4 times
   • About 400 times
   • About 40 times (answer)
3. Where did sled dog teams carry medicine in 1925?
   • To the town of Nome (answer)
   • To New York
   • To a farm
4. What should you do if a dog you do not know comes up to you?
   • Run away
   • Wave your arms
   • Stay still and quiet (answer)
5. A dog has 100 million smell receptors and a person has about 6 million. What does that tell you?
   • Dogs hear less
   • Dogs have a much stronger sense of smell (answer)
   • People see better

Words

• canids: dog family
• receptors: smell sensors
• mushers: sled drivers
• herding: moving sheep