WONDER #2380: What is Smallpox?

Question 1 of 3

What was the main idea of this Wonder?

1. Everyone should work with animals because it makes us immune to disease.
2. Edward Jenner was a great doctor who cured many diseases.
3. English milkmaids actually discovered vaccines, but Edward Jenner took the credit.
4. Smallpox was a deadly disease that was eradicated by vaccines, thanks to Edward Jenner.

Question 2 of 3

What caused Edward Jenner to think cowpox could prevent smallpox?

1. Cows had prevented many other diseases.
2. Milkmaids who had cowpox did not catch smallpox when they were exposed to it.
3. In a petri dish, smallpox virus moved away from cowpox virus.
4. Edward Jenner did not think cowpox prevented smallpox.

Question 3 of 3

Which is the BEST evidence that smallpox was a very dangerous disease?

1. “Doctors estimate that about three of every ten patients did not survive smallpox.”
2. “Luckily for us, smallpox is no longer a threat today.”
3. “Experts also saw the rash on three Egyptian mummies from the 3rd Century BCE.”
4. “Jenner repeated this several times, but the boy never caught smallpox.”

Check your answers online at https://wonderopolis.org/index.php/wonder/what-is-smallpox.