Asteroid Impact and Its Effects

For approximately how long did dinosaurs exist on Earth before the major asteroid impact?

• 66 million years

• 165 million years

• 231 million years

• 100 million years

Where did the asteroid that caused the mass extinction event impact Earth?

• Pacific Ocean

• Gulf of Mexico

• Indian Ocean

• Atlantic Ocean

What was the approximate size of the asteroid that impacted Earth?

• Smaller than the Burj Khalifa

• About the size of a passenger plane

• Larger than Mount Everest

• The size of a small city

Which of these events happened immediately after the asteroid struck Earth?

• A new ice age began

• The Earth's rotation sped up

• A temporary mountain 10 kilometers high formed

• All volcanoes on Earth erupted simultaneously

What was the immediate effect on Earth's air temperature after the asteroid impact?

• It became as cold as the North Pole.

• It became as hot as the inside of an industrial oven.

• It stayed the same for several days.

• It became mildly warm, like a summer day.

What caused Earth to sink into deep darkness after the asteroid impact?

• A sudden increase in cloud cover.

• The moon blocking the sun.

• Soot from wildfires and aerosols from the impact spreading globally.

• A temporary shift in Earth's orbit.

How did the lack of sunlight after the asteroid impact affect the oceans?

• It caused the oceans to freeze completely.

• It killed over 90% of plankton, disrupting the food web.

• It made marine life thrive due to cooler temperatures.

• It had no significant effect on ocean ecosystems.

What was the long-term effect of the asteroid impact on Earth's climate and environment?

• A sudden global warming period.

• A global winter that lasted for decades.

• Increased plant growth due to ash fertilization.

• A rapid return to normal conditions within a few weeks.