What regulates the temperatures on Earth and protects it from harmful UV rays and meteors?

A. Earths magnetic field
B. Earths atmosphere
C. Earths moon
D. Earths ocean's

How are gene and protein sequences used to classify organisms?

Why does the skin of your finger shrink when you wash clothes for a long time?

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.