What motivates explorers to continue their work?

• The fame and recognition they receive.

• The realization that there is still much to learn.

• The financial rewards of making discoveries.

• The need to prove past explorers wrong.

What is one of Sylvia Earle’s most significant accomplishments?

• She discovered a new species of marine life.

• She invented a deep-sea exploration vehicle.

• She spent weeks living underwater to study marine life.

• She became the first woman to dive to the ocean floor.

How much of the ocean has been explored so far?

• 50%

• 25%

• 10%

• 5%

Why was Lee Berger unable to explore the Rising Star cave himself?

• He was too large to fit through the narrow passage.

• He had an injury that prevented him from going inside.

• He was leading a different expedition at the time.

• He wanted to give his team a chance to explore first.

What was found inside the Rising Star cave?

• Ancient paintings on the cave walls.

• Over 1,550 bones belonging to a new species.

• A lost city buried underground.

• A deep underground river with rare fish.

What technology did Lee Berger use to analyze the bones?

• Virtual reality simulations.

• Underwater cameras.

• 3D scanning.

• Carbon dating.

What does Corey Jaskolski focus on in his work?

• Training explorers for dangerous missions.

• Developing technology to protect artifacts.

• Leading expeditions to Antarctica.

• Building robots for space exploration.

According to Corey Jaskolski, why is preservation important?

• To ensure that future generations can learn from discoveries.

• To increase the value of artifacts for museums.

• To prevent other explorers from finding the same things.

• To sell discoveries to private collectors.

What does Lee Berger believe about the future of exploration?

• It is coming to an end as most of the world has been explored.

• There is little left to discover about human history.

• The age of exploration is still in its early stages.

• Only deep-sea exploration remains an interesting field.

What do all three explorers mentioned in the text have in common?

• They have all discovered new species.

• They aim to expand human knowledge while protecting discoveries.

• They specialize in studying ancient human remains.

• They have all explored deep-sea environments.