The Biology of Climate Change — Questions and answers
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What did Amara notice about the colors of the Great Barrier Reef on the live feed?
Choices
- A) They were brighter and more vibrant than ever.
- B) They were much paler than in old photos. ✓
- C) They looked exactly the same as in old photos.
- D) They were a completely new color no one had seen before.
Answer: B) They were much paler than in old photos.
From page 1
What do the trapped bubbles inside the ice core let Hiro and Amara read?
Choices
- A) Messages from aliens.
- B) Ancient air, like a secret code. ✓
- C) The temperature of the ice.
- D) How old the corals are.
Answer: B) Ancient air, like a secret code.
From page 2
What did Charles David Keeling believe was the secret to getting a true measurement of Earth's atmosphere?
Choices
- A) Building his observatory in a big city.
- B) Measuring the same thing, in the same remote place, over and over again. ✓
- C) Only measuring for a very short time.
- D) Asking other scientists to do all the work.
Answer: B) Measuring the same thing, in the same remote place, over and over again.
From page 4
What was the shocking trend Keeling discovered in the CO2 data?
Choices
- A) The CO2 levels stayed exactly the same all the time.
- B) The CO2 levels only went down.
- C) The entire line of CO2 levels was going steadily up. ✓
- D) The CO2 levels went up and down randomly without a pattern.
Answer: C) The entire line of CO2 levels was going steadily up.
From page 6
According to Nadia and Hiro, what is one way the huge difference in CO2 levels changes life on Earth?
Choices
- A) It makes the ocean colder and less acidic.
- B) It helps polar bears find more places to hunt.
- C) It warms the ocean and makes it more acidic, which kills corals. ✓
- D) It makes migrating birds fly in straighter lines during their journeys.
Answer: C) It warms the ocean and makes it more acidic, which kills corals.
From page 9
What did Amara write in her notebook as "Discovery #7"?
Choices
- A) The best way to make clean energy for everyone.
- B) That measuring one invisible gas can reveal the health of an entire planet. ✓
- C) The names of all the animals living in the ocean.
- D) How to build a space station biodome.
Answer: B) That measuring one invisible gas can reveal the health of an entire planet.
From page 10