Question: Choose your answer.

In 1918, an outbreak of influenza infected 500,000 people all over the world. Tens of millions of those infected died. In 1994, an outbreak of pneumonic plague spread quickly through the city of Surat in India, killing 52 people. Which statement best describes the two events?

OPTIONS:
- Both outbreaks were pandemics.
- Both outbreaks were epidemics.
- The influenza outbreak was a pandemic. The plague outbreak was an epidemic.
- The influenza outbreak was an epidemic. The plague outbreak was a pandemic.
My Answer: The influenza outbreak was a pandemic. The plague outbreak was an epidemic.

Question: Choose your answer.

The fur of an arctic fox turns from brown to white as winter approaches. This is an example of

OPTIONS:
- camouflage
- hibernation
- migration
- movement
My Answer: camouflage

Question: Choose your answer.

What is the complementary base of adenine in DNA?

OPTIONS:
- cytosine
- thymine
- guanine
- uracil
My Answer: thymine

Question: Choose your answer.

In a gasoline-powered car, chemical energy from gasoline is transformed to make the car move. The motion of the car is what form of energy?

OPTIONS:
- radiant energy
- nuclear energy
- electrical energy
- mechanical energy
My Answer:
mechanical energy