Paleoclimate

You are looking at a tree ring. What does the wide ring represent?

• a drought( little to no rain)

• a rainy and warm climate

• snow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

What do the bubbles in ice cores represent?

• Tiny samples of earth's atmosphere when the ice formed.

• Types of plants that lived in an area.

• The annual growth or shrinkage of a glacier.

• More bubbles are indicative of increased precipitation.

Which of the following is NOT used by climate scientists to study past climate patterns?

• Tree rings

• Ice cores

• Thermometer readings

Which  is  not a climate proxy?

• climatograph

• tree ring

• coral reef

• stable isotopes

What proxy is the ratio of O¹⁸ to O¹⁶ called?

• ice cores

• sediment cores

• pollen

• stable isotopes

The Greenland and Antarctica ice sheets contain what percent of the freshwater on the planet?

• 10%

• 50%

• 76%

• 99%

Tags

NGSS.HS-ESS3-5

If both ice sheets were to melt completely, our oceans would rise by about

• 10 feet

• 50 feet

• 200+ feet

Tags

NGSS.HS-ESS3-5

For centuries, carbon dioxide levels have cycled from 180-300 ppm. Today's levels are around

• 180 ppm

• 400 ppm

• 320 ppm

• 1000 ppm

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-6

What information can we learn from a fossil? Check all that apply.

• type of animals that lived

• what the animals ate

• what the climate was in an area

• the color of the houses

Tags

NGSS.HS-ESS1-6

NGSS.HS-ESS2-2

NGSS.HS-LS2-6

You are looking at a tree ring. What does the thin ring tell you?

• that in this year there was a drought

• that in this year there was a lot of rain

• that in this year the tree grew 10 feet

Tags

NGSS.MS-LS1-5