To cause an eruption in Nazi Germany
To study the effects of lava flow
To create a new island
To protect a nearby town

2. In what year was the computer mouse introduced?

1968
1978
1988
1998

3. Who is credited with coining the term "birth control"?

Thomas Malthus
Elizabeth Blackwell
Margaret Sanger
Katherine Pettit

4. What Belgian priest first proposed the "big bang" theory?

Edwin Hubble
Georges Lemaitre
Harlow Shapley
Henry Russell

5. During the Vietnam War, the U.S. military sprayed approximately 13 million gallons of Agent Orange over Vietnam. What was the toxic ingredient in this herbicide?

Arsenic
Hemlock
Dioxin
Mycotoxin

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Correct answers: