Understanding the Evolution of Scientific Thought

What was one of the bizarre beliefs about the Earth's shape during the Middle Ages?

• The Earth was flat.

• The Earth was a cube.

• The Earth was a triangle.

• The Earth was hollow.

Who proposed the atomic theory in the 1800s after it was forgotten for centuries?

• Isaac Newton

• Aristotle

• John Dalton

• Democritus

What did early scientists mistakenly believe was the reason things burned?

• They were exposed to sunlight.

• They contained phlogiston.

• They were made of water.

• They were struck by lightning.

What did people believe vitalism explained about living things?

• Their ability to become invisible.

• Their ability to change color.

• Their ability to move and grow.

• Their ability to fly.

What did Francisco Redi's experiment demonstrate about maggots on meat?

• Maggots appear by magic.

• Maggots are born from meat.

• Maggots come from fly eggs.

• Maggots are a type of plant.

What was the main flaw in John Needham's experiment on spontaneous generation?

• He used contaminated water.

• He did not seal the flask properly.

• He did not boil the broth long enough.

• He used the wrong type of broth.

What was the significance of Louis Pasteur's swan-neck flask experiment?

• It demonstrated that microbes come from the air.

• It confirmed the existence of phlogiston.

• It showed that life can arise from non-life.

• It proved that air is toxic.

What does the law of biogenesis state?

• Life is created by divine intervention.

• Life is an illusion.

• Life only comes from pre-existing life.

• Life can arise from non-living matter.

What is the main difference between spontaneous generation and abiogenesis?

• Spontaneous generation is widely accepted.

• Spontaneous generation is a modern theory.

• Abiogenesis is a religious concept.

• Abiogenesis involves complex chemistry.

What did Lord Kelvin believe about the origin of life?

• It was a result of spontaneous generation.

• It was a result of intelligent design.

• It was a result of abiogenesis.

• It was a result of divine intervention.