Question

name!
bell ringer #1—earth &

1. circle the stage of earth that existed approximately 4.6 billion years ago:
2. carbon dating may be used to find the age of which of the following?

a. walls of aztec ruins
b. native american pottery
c. dinosaur egg preserved by petrification
d. a piece of sandstone

Explanation:

Step1: Analyze Earth's early stage

4.6 billion years ago, Earth was a molten, largely featureless sphere with no oceans or complex crust, matching the third image.

Step2: Analyze carbon dating use

Carbon dating works on organic materials. A fossilized egg (organic) is suitable; stone/ceramic are inorganic.

Answer:

1. Circle the third image (the smooth, featureless spherical one)
2. C. Fossil Egg Preserved by Permafrost